3.) Find each function value   f(t)=t^2+1

7.) Find the following. Assume that a can represent any real number.   ^4(2a)^4

11.) Use the laws of exponents to simplify   5.6^7/4 / 5.6^4/7

12.) Rewrite using only positive rational numbers. Simplify    (x^5/6)^-5/7

16.) 252^4

17.) ^4405

19.) Multiply and simplify by factoring. Assume all expressions under radicals represent nonnegative numbers.

^3y^13   ^316y^14

20.) Simplify by factoring. Assume that all expressions under the radical represent nonnegatinve numbers.

^4324x^4y^6

21.) ^5288x^7y^15

23.) Multiply and simplify by factoring. Assume expressions under radicals represent nonnegative numbers.

5b^715c^8

24.) Divide 35a/7a

25.) Divide ^324a^10b^2 / ^33a^8b^1

27.) Simplify by taking roots of the numerator and the denominator. Assume expressions under radicals represent positive numbers.

^5243x^12/y^10

28.) 63-43+73

29.) 680+745

30.) 10a+490a^3

31.) 5(5-85)

32.) ^3a(^35a^2+^3625a^2)

33.) (2+5)(2-5)

34.) (^59-^53)(^58+^527)

35.) Rationalize the denominator. 152/23

36.) Rationalize denominator. Assume expressions under radicals are positive numbers.

^33y^4/^310x^4

37.) Rationalize denominator. Assume expressions under radicals are positive numbers.

2-x/5+x

38.) Rationalize denominator. Assume expressions under radicals are positive numbers.

a-b/a+b