Rating (14):B Questions Asked: 0 Tutorials Posted: 143, Earned: \$85.04

Bounty Category Question Tutorial Purchases Date Posted
\$1.00 Mathematics Function of a function rule [a] at t=0, v = 4; a =4; [b] at t = 1.5, v = 4 -2 = 2; a = 0; [c] v = 0 when 4 = 1/(1-t) => 1-t = 1/4 => t = 3/4
...v = dx/dt = 4 - 1/(1-t) a = d2x/dt2...
Feb 05, 2009 at 2:29:31PM
\$1.00 Physics physics 8.575 m (answer with steps)
...3 4... no. lo/2 = (2nc +1) lc/4 = length l lo = ...
Feb 05, 2009 at 2:01:17PM
...or 12" pizza: 3.14*6*6/10.5 ...
Feb 04, 2009 at 3:36:03PM
\$1.50 Literary-Studies ILIAD BY HOMER correct answer for father, brother: others unknown
Feb 04, 2009 at 3:32:42PM
\$1.00 Mathematics An ice cube tray makes 12 ice cubes. Eac answer with easy explanation
...4 ml 1L = 1000ml so ...
Feb 04, 2009 at 3:13:19PM
\$1.00 Physics physics answer with easy explanation
...nce so when distance is increased, force d...
Feb 04, 2009 at 3:07:52PM
\$1.50 Physics physics answer with details
...ng when south pole is bought from top towards ring. By Lenz's law, the induced ...
Feb 04, 2009 at 3:05:08PM
\$1.00 Biology please I need help with this question correct answer with explanation
...h C G-A-C-T wo...
Feb 04, 2009 at 2:48:40PM
\$1.00 Physics physics correct answer with explanation
...al = 1/R1 + 1/R2 So, 1/Rtota...
Feb 04, 2009 at 2:41:59PM
\$3.00 Mathematics Algebra 2 questions all answers with steps...
... min. Tom can do the same job in 65 min. How long would it take Janet and Tom to shovel the driveway if they worked together? let total man-hours required = x 60j = x 65t = x j = x/60 t = x/65 Let......
Feb. 01, 2009 at 04:25:36AM
\$2.00 Mathematics probability!!!very urgent ASAP pls answer...
...speaking popl.: 64/100 = .640 spanish speaking...
Feb. 01, 2009 at 04:01:23AM
\$1.00 Mathematics I need help fast with Evaluate (a + b)(a2 - ab + b2) when a = -3 and b = -2 (a + b)(a^2 - ab + b^2) =(-5)(9 + 6 + 4) =-5*19=-95
...- ab + b^2) =(...
Jan 30, 2009 at 5:48:36PM
\$3.50 Mathematics homework help Q1 [x = 4, y = - 7]
...-7x + 3y = -49 21x - 14y = 7*26 -...
Jan 30, 2009 at 5:04:36PM
\$1.00 Mathematics Please help me with my assignment...Post 2 [Q1] x=-6 is a line parallel to y-axis. So slope is infinite.
...s a line par...
Jan 30, 2009 at 4:58:02PM
...mph and Train B is traveling at 44 mph. Train A passes a station at 9:20am. If Train B passes the same station at 9:50am...
Jan 30, 2009 at 4:57:01PM
...000 sqrt(30*)1...
Jan 30, 2009 at 4:34:53PM
...ng at 40 mph and Train B is traveling at 44 mph. Train A passes a station at 9:20am. If Train B passes the same station...
Jan 30, 2009 at 4:26:43PM
\$1.00 Mathematics Please help me with my assignment... [Q1] x=-6 is a line parallel to y-axis. So slope is infinite.
... the slope, if it exi...
Jan 30, 2009 at 4:21:42PM
\$1.00 Mathematics Calculus [Q4] 4X^19-x^4
...Q4] 4X^1...
Jan 30, 2009 at 4:07:57PM
\$1.00 Mathematics Calculus [Q3] 3x^2+6x
... ...
Jan 30, 2009 at 4:05:46PM
\$1.00 Mathematics A pay rise x = 480 * 100/112.5 = \$426.67 [with steps]
...be salary before pa...
Jan. 29, 2009 at 03:10:44AM
\$1.00 Mathematics What are the prime factors for 135? 135 = 3 * 3 * 3 *5
...3 * 5 pr...
Jan 28, 2009 at 5:54:43PM
.../ 58.3198 millimoles = 6.86 millimoles Mg (OH)2 + 2HCl = MgCl2 + 2H2O So, one mole of Mg(OH)2 can neutralize 2 moles of H+ ions. So, mmol...
Jan 28, 2009 at 3:50:37PM
\$1.00 Mathematics help with math word problem answer is 10feet ...step-by-step solution
... l * b = 110 So, we factorize 110 ...
Jan 28, 2009 at 3:33:15PM
\$1.00 Mathematics how would one get a percentage such as o answer is 44.44% and general idea for similar problems explained
... of 63 x% of 63 = 28 re...
Jan 28, 2009 at 3:29:02PM
\$1.00 History napoleon died on the island of Napoleon died on the Island of St Helena in 1821 at the age of 52
...sland of St H...
Jan 28, 2009 at 3:24:57PM
...------------------------ So, we consider only those people who ate sa...
Jan 28, 2009 at 3:22:44PM
\$1.00 Mathematics algebra 2 answe is x=9 step-by-step solution
...(-x) + -3(1) 2x + 6 =...
Jan 28, 2009 at 2:49:24PM
\$1.00 Engineering math 450 answer is (8xy)^(4/3) with steps
...^2 = {(8xy)^(2...
Jan 28, 2009 at 2:44:59PM
\$2.00 Engineering redo1 answer is x^(5/6) with steps
...tachmen...
Jan 28, 2009 at 2:31:50PM
\$1.00 Mathematics graph and slope equation is 2x-3y-12=0
...intercept = -4 m =...
Jan 28, 2009 at 2:23:29PM
\$0.50 Mathematics graph and slope equation is y = -3x-4
...y-intercept = -4 So, y =...
Jan 28, 2009 at 2:21:39PM
\$0.75 Mathematics equation of line in slope intercept form y = 2x+15 is the correct answer
...x+c y=2x+c (-6,3) is a poin...
Jan 28, 2009 at 2:16:36PM
\$0.50 Mathematics graph and slope equation is y=3x-5
...equation is y=mx+c m = slop...
Jan 28, 2009 at 2:14:26PM
\$10.00 Mathematics Hey, I'm really stuck on this question. Angle LMN = 42.84 degrees; angle MNL y = 21.09 degrees (answer with steps)
...N=a, MN=b and NL=c. c^2 = [a^2 + b^2 - 2ab cos(x)] = 10^2 + 25^2 - 2*10*25*cos(42.84) cos(42.84) = 0.733...
Jan 27, 2009 at 4:44:54PM
\$2.00 Engineering part 1 number is 15 (answer with steps)
...added to a number and then subtracted from t...
Jan 27, 2009 at 3:58:29PM
\$2.00 Mathematics distance/rate story problem choice (a) is correct step by step solution
... = speed * time = 2x NB train traveled for 4 hours Its speed i...
Jan 27, 2009 at 3:48:26PM
\$5.00 Mathematics write 112% as a fraction 112% = 112/100 =56/50 = 28/25
...= 112...
Jan 27, 2009 at 3:25:34PM
\$2.00 Mathematics how do you write this .24242424242424242 x = 24/99 with steps
...0x = 24.242424......
Jan 27, 2009 at 3:10:18PM
\$2.00 Engineering math work Answer is: 1/[7(x-y)] with steps
...ecomes 1. denom: = 7(x^2-y^y)/...
Jan 26, 2009 at 5:08:37PM
...2 b + 6 a - 6 a + a Answer: ...
Jan 26, 2009 at 4:59:13PM
\$2.00 Mathematics Percentages ans:3.65 with steps
...* 14600 = 0...
Jan 26, 2009 at 4:35:46PM
\$2.00 Chemistry Two spherical molecules A and B were fou answer with explanation
...first question is simple: the one having higher diffusion rate has smal...
Jan 26, 2009 at 4:25:33PM
\$1.00 Engineering math 101a x= (6 b d + 2 b c)/[(6 b + 3 a) d]
...(6 b + ...
Jan 26, 2009 at 4:04:32PM
\$1.00 Engineering math 101 (a^2bd+ab^2d-abcd)/abd is correct answer
.../abd is...
Jan 26, 2009 at 3:58:48PM
\$1.00 Engineering just checking work 2 yes..another answer is (-a+2b)/(-2x+y)
...s..anot...
Jan 26, 2009 at 3:55:40PM
\$2.00 Political-Science a car moves 4 times as fast as another i KE2 = 16 KE1
...dentical car => m is same for...
Jan 26, 2009 at 3:30:59PM
\$1.00 Physics physical universe [Q3] v2 = v1*1.4 = 14m/s
...1kg object is moving at 10m/s . to double i...
Jan 26, 2009 at 2:59:10PM
\$2.00 Physics physical universe [Q2] v = 18.60m/s with steps
...the groung is kicked with a force of 800n . If...
Jan 26, 2009 at 2:57:00PM
\$3.00 Physics physical universe [Q1] Ans:33.94m/s
...0) N * (18/1000 m) = 80 * 18 = 1440 Nm = 1440 Joules = poten...
Jan 26, 2009 at 2:46:58PM
\$4.00 Mathematics Find the slope of the straight line that slope m = (y1-y1)/(x2-x1) = (0 - -6)/(3-0) = 6/3 = 2
...y1-y1)/(x2...
Jan 26, 2009 at 2:40:02PM
\$3.00 Mathematics word problem T=0.604 sec; Max height = 7.83feet (with steps)
...t T be the time taken to reach max. height Then, at 2T, the...
Jan 26, 2009 at 2:37:21PM
\$25.00 Mathematics i need the lowest fraction for this 15/3 15/30 = 1/2 lowest fraction (answer for free)
...0 = 1/2 lowest f...
Jan 26, 2009 at 2:27:50PM
\$0.25 Mathematics equation f(-4) = |-4|-2 = 4-2 = 2
...2 f(-4...
Jan 25, 2009 at 3:34:02PM
\$0.25 Mathematics equation f(1) = -3 (1)^3 - (1)^2 -1 = -3-1-1 = -5
... (1)^3 - (1...
Jan 25, 2009 at 3:31:22PM
...s two y-values (2,3) and (2,7). All others are functions...
Jan 25, 2009 at 3:26:42PM
\$1.00 Engineering factors yes..answer is correct
...+18 = (x-2)(...
Jan 25, 2009 at 1:40:56PM
\$2.00 Engineering factors 2 (x+1)(x-5)(x+3): answer with steps
...By inspection, x=-1 is a solution so, x^3-x^2-17x-15 = (x+1) (ax^...
Jan 25, 2009 at 1:17:15PM
\$2.00 Mathematics if 5 is subtracted from the numertaot of answer is: 10/15 with all steps
..........(1) x/(y+5) = 1/2........
Jan 25, 2009 at 12:26:14PM
\$1.00 Mathematics Don't know what they are asking for 104000; \$1872000
...000 - 2011000 = 10...
Jan 25, 2009 at 12:19:43PM
\$1.00 Mathematics graph, what does it mean? ex: y=3x-5 x = 3, y = 4: with steps
... y = 5x - (3 x - 5...
Jan. 25, 2009 at 11:54:30AM
\$0.90 Mathematics math ratios 540 hours (with steps)
...is as a ratio. avg. speed = total distance...
Jan. 25, 2009 at 11:40:31AM
...-10x-(3-2x)=-(7-5...
Jan. 25, 2009 at 11:38:13AM
\$1.00 Mathematics thermodynamics gold Au (closest)
...* 50 s = 750/(500*50) =...
Jan. 25, 2009 at 09:52:35AM
\$1.00 Engineering point 2 (3 a^2 - 7 a b + 2 b^2)
... = a^2+2ab-b^2 A = 3a^4-a^3b...
Jan. 25, 2009 at 09:38:41AM
\$5.00 Physics physics 113.98 dB: Solution with steps
...ne. total loudness = 10 log(4A) = 120dB...
Jan. 25, 2009 at 09:24:04AM
\$5.00 Mathematics probability 0.0389 using binomial theorem step by step
...re, n=7, k=3, p = 78/100 = 0.78 (n,k) = n!/(k! [n-k]!)...
Jan 24, 2009 at 5:23:01PM
\$2.00 Physics physics help 1 5.862 minutes later - answer with steps
.... old takes time t_young t_young = 10000/4.75 = 2105.26...
Jan 24, 2009 at 5:02:14PM
\$1.90 Physics Physics help needed! 4 a2=4.03m/s2 with steps
...age 1 and stage 2 resp. Let a1 and a2 be the corresponding a...
Jan 24, 2009 at 4:55:33PM
\$2.00 Physics physics Answer with complete explanation - right hand thumb rule
...o a counterclockwise vertical circle. There is no velocity component parallel to the field. So the charge will only move in a circle and will not spiral. The d...
Jan. 24, 2009 at 04:27:02AM
\$1.50 Physics physics Answer with detailed explanation ..apply Lenz's law
...ent should produce a field that opposes this change. That is, the field due to i...
Jan. 24, 2009 at 04:09:56AM
\$0.50 Mathematics Algebra word problem 900 sq. ft, 30x30ft
...Maximize Z where z = a * (60-a) Z = 60a - a^2 dZ/da = 60- 2a Set...
Oct 12, 2008 at 12:21:43PM
\$0.25 Mathematics Sherri is writing her autobiography. She 269 pages, 57 letter title
...0 + 300 + 210 = 699 digits Total appearance of number 3: 1-100 = 20 (3, 13, 23, 30, 31, 32, 33, 3...
Oct 12, 2008 at 12:06:57PM
\$1.00 Mathematics How do I Simplify -4x + 14x2 + 4y + 3y2 + 2z2 with steps
... 6x2 - 3y +0y2 + 2z2 + 0x + 8x2 ...
Oct 11, 2008 at 5:54:21PM
\$2.00 Mathematics Need help with statistics solution for 6,7
...7 attac...
Oct 11, 2008 at 5:47:23PM
\$0.25 Mathematics property B)commutative property of addition. (free solution)
...operty of ...
Oct 04, 2008 at 4:55:01PM
\$0.25 Mathematics range Answer A: 22 [range = max -min = 64-42 = 22] free answer
... [range = m...
Oct 04, 2008 at 4:39:31PM
\$3.00 Mathematics a giraffe was one foot tall at birth,7' solution with graph
...y-1)/(7-1) x/4 = (y-1)/6 3x = 2y - 2 is...
Oct 04, 2008 at 4:19:32PM
\$0.45 Mathematics math problem solution with steps
... 2 comparing with y = mx +c, slope m = -3/4...
Oct 04, 2008 at 3:55:24PM
\$0.45 Mathematics math problem solution with steps
... -4 y2 = -5 slope = (y...
Oct 04, 2008 at 3:52:54PM
\$0.50 Mathematics math problem solution with steps
...2-3)/(6-4) = -0.5 Si...
Oct 04, 2008 at 3:47:54PM
\$0.50 Mathematics math problem solution with steps
...= -3 Slope = ...
Oct 04, 2008 at 3:44:45PM
... ...
Oct 03, 2008 at 6:14:29PM
\$0.90 Mathematics In a certain city taxi fares are regulat answer with steps with graph
... mile = 1\$ for 1 mile if d is the distance...
Oct 03, 2008 at 4:43:20PM
\$0.75 Mathematics 25,25,11,4,15,n,18 mean = 17 What is t answer with steps
... mean * number of values = ...
Oct 03, 2008 at 4:17:39PM
\$4.00 Economics Cross Price Elasticity with detailed steps (for tackling similar problems also)
...ange in Price of Good Y: [Price(NEW) - Price(OLD)] / Price(OLD) = (100 - 200)/200 = -0.5 Final...
Oct 03, 2008 at 4:04:22PM
\$1.00 Mathematics i save \$3000.00 a year starting at age 1 \$82500 -- answer with steps
...ge 18 will remain for 65-18 years = 47 years Similarly another 3000 for 46 years and so ...
Oct 03, 2008 at 3:57:24PM
\$0.30 Physics PHYSICS 40 ft/sec
...d/ total time tak...
Oct 03, 2008 at 3:49:20PM
\$0.50 Physics PHYSICS velocity
...uence on velocity in ver...
Oct 03, 2008 at 3:45:08PM
\$1.00 Mathematics How many combinations are there for each answers
...2,5) = 52! / (5! ...
Oct. 03, 2008 at 08:14:45AM
\$2.00 Mathematics word problem, differential. I have attached possible answers. answer with steps
...1/2) = -0.5k 900 k = ln(.5)/(-0.5 * 900) So A = 1000 exp(-0.5*t^2 ln(.5) /(-.5 * 900)) A = 1...
Oct 01, 2008 at 5:54:17PM
\$4.40 Mathematics calculus answer with steps
...m P1 = (x1,y1) Equation is y = m (x-x1)+ y1 y = -0.17(T-23) + 7.54...
Oct 01, 2008 at 5:24:48PM
\$2.00 Mathematics Need Today solution with steps
... = 0.05 cv = 1.740 [Critical value for df = 17, level =0....
Oct 01, 2008 at 4:39:03PM
\$0.25 Mathematics Need Today Correlation coefficient : r = -0.094 (with steps)
... 4 16 3 8 24 9 64 ----------------------------------------- 15 39 115 55 349 ----------...
Oct 01, 2008 at 3:17:07PM
\$0.25 Mathematics what is the square root of 16 +4 or -4
...lutio...
Oct 01, 2008 at 3:13:40PM
\$0.50 Mathematics alcohol mixture in 1st aid spray 18.18 litres
... x + 0.7*50 .08*50 = x - 0.78x 0....
Oct. 01, 2008 at 10:23:42AM
\$0.40 Mathematics insecticide mixture 1 gallon if water to be added
...at ? .03x = .12 x = 4 g...
Oct. 01, 2008 at 10:15:45AM
\$0.25 Mathematics hog question hog(x) = (-2x)^3 + 2 = -8x^3 + 2; (hog)(-1) =10
... = (-2x)^3 + 2 = -8x^3...
Sep 30, 2008 at 3:14:31PM
\$0.25 Mathematics PS -5 (x=2, y=6)
.../2 + 6*y/3 = 6*3 3x + 2y = 18...
Sep 30, 2008 at 1:29:09PM
\$0.25 Mathematics please let me know if my answers are correct, if not why? (a) correct except domain and range are interchanged (b) correct except that it is a function
... we are taking sqrt. (b) this ...
Sep 30, 2008 at 12:53:04PM
\$0.25 Mathematics 25, ,61, ,97#pattern 25 + 36 = 61; 61 + 36 = 97; 97 + 36 = 133 etc
... 36 = 133 et...
Sep 30, 2008 at 12:36:01PM
\$0.28 Mathematics cost of college \$172 at 4%; \$328 at 5%
...ome: 5(500-x)/100 total: (4x + 250...
Sep. 30, 2008 at 10:51:14AM
\$2.00 Mathematics At what time after 10:30 will the hands 8.18 minutes after 10:30
...0 degrees) in 12 hours = 12 * 60 min so in x min, it would cover 360x/(12*60) = x/2 degrees At 10:00, min hand is 60 degrees ahead of hour hand. At 10:30 min hand has covered anothe...
Sep. 30, 2008 at 03:25:05AM
\$0.25 Music Confusing math problem Number is 10
...ber = x 70 -4x = 2(x+5) = 2x + 10...
Sep. 30, 2008 at 02:47:59AM
\$0.25 Mathematics functions and relations question hog(x) = -27x^3 + 2; (hog)(-2) = 218
...+2 hog(x) = (-3x)^3 + ...
Sep. 30, 2008 at 02:45:39AM
\$0.25 Mathematics (3/4 + 1/8)^3 - (1/2 + 1/8) Ans: 23/512 = 0.044921875
...r> = (7/8)^3 - 5/8 = 7 * 7 * 7 ...
Sep. 30, 2008 at 02:31:28AM
\$1.00 Mathematics calculus f"(x) = 3x^2 -7; f'(3) = 20; g'(x)==2x+1; g'(2) =5
... = 27- 7 = 20 g(x) = (x+3)(x-2) = x^2 + x - 6 g'(x) = Lt h->0 [{g(x+h)-g(x...
Sep. 30, 2008 at 01:50:04AM
\$0.25 Mathematics Use the given information A = 38.1727076 degrees
...cos^2 A + sin^2 A = 1 so 1 - sin^2 A = sin A sin^2 A ...
Sep 29, 2008 at 5:08:15PM
\$0.25 Mathematics twice a number decreased by 7 is 15 number is 6
...2x -...
Sep 29, 2008 at 5:06:56PM
\$0.25 Mathematics half-angle identity sqrt(4- 2 sqrt(2)) = 1.082
...(2/1-cos(225)) = sqrt(2/(1+cos 45))...
Sep 29, 2008 at 5:05:19PM
\$0.25 Mathematics Express tan 751 tan 751 = tan (2*360 + 31) = tan 31
... 751 = ...
Sep 29, 2008 at 4:56:35PM
\$0.25 Mathematics determine the exact trigonometric value. A = 38.1727076 degrees
...A 1/ cos A = cos A / sin A cos^2 A = sin A cos^2 A ...
Sep 29, 2008 at 4:54:35PM
\$0.25 Mathematics What is 63489674938673498673489675897675 3.02683008689702e+088
...3008689...
Sep 29, 2008 at 4:43:25PM
\$0.25 Mathematics Verify an identity verified (hint Let x = sec A + tan A, y = sec A - tan A )
...(sec A + tan A )^2 - (sec A -...
Sep 29, 2008 at 4:40:27PM
\$0.25 Mathematics simply simplify Ans 1: 4 sin(x) cos(x) ; Ans 2:
...2 x + Sin2 x ...
Sep 29, 2008 at 4:34:32PM
\$0.25 Mathematics Wire Cut 196.2 (square) and 173.8 (circle)
... r + 4a = 370 pi r^2 = a^2 a = r sqrt(p...
Sep 29, 2008 at 4:28:16PM
\$0.25 Mathematics Relations and Functions (College Algebra, Pre-Calculus) Minimum at x = -2, no maximum (infinity)
... = -2 d^2y/dx^2 = 6 Second derivative ...
Sep 29, 2008 at 3:30:54PM