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Previous Problem ListNext z-(z + 6y)e", find a: and azThe variables are restricted to domains on which the (I point) lf z In(u) , บะเ, functions are defined. 02 Ou Note: You can earn partial credit on this problem. Preview My Answers Submit Answers

State the domain of the following functions a. Evaluate log3 ) + 1082 (32) Write as a single log 3 log(e) + 2log(v)-log(-1) Solve log2(2x + 10) = 5

(a) Use a calculator or a computer to findX gax Enter the exact answer. 18

22. Find y when x = 5 if y varies directly as the square of x, and 23. Find s when 24. Find p for q y = 6 when x = 8. 720 if s is inversely proportional to , and s = 800 when t = 0.030 0.8 if p is inversely proportional to the square of q, and p = 18 when q = 0.2.

4-5 Exercises In Problems 7-22, translate each statement into an equation using k as the constant of proportionality 71 F is inversely proportional to x. 23. u varies directly as the square root of v. If u 3 when v 4, 4, find y 25. L is inversely proportional to the square of M. If L = 9 when 26. I is directly proportional to the cube root of y. If 5 when find u when v 10. 8. y is directly proportional to the square of x. 24. y varies directly as the cube of x. If y 48 when x when x-8 9. R is jointly proportional to S and T 10. u is inversely proportional to v. 11. L is directly proportional to the oube of m. 12. W is jointly proportional to X, Y, and Z. 13. A varies jointly as the square of c and d. 14. q varies inversely as t. 15. P varies directly as r. 16. f varies directly as the square of b. 17, h varies inversely as the square root of s. 18. C varies jointly as the square of a and cube of y. M 9, find L when M 6. y -64, find I when y 8. 27. O varies jointly as m and the square of n, and inversely as P. If 6, and P 12, find Q when O2 when 3, m 4, 18, and P 2. 28. w varies jointly as x, y, and z. If w-36 when x 2, y-8, and z = 12, find w when x = 1, y = 2, and z = 4. 19. R varies directly as m and inversely as the square of d 20. T varies jointly as p and q and inversely as w 21. D is jointly proportional to x and the square of y and inversely proportional to z 22. S is directly proportional to the square root of u and inversely proportional to.v.