Use the distributive property to find the product.(5y - 8)(25y2 + 40y + 64)
A. 25y3 + 512
B. 125y3 + 512
C. 125y3 + 320y2 - 512
D. 125y3 - 512
Answer: D
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Find the inverse of the function.f(x) = 5x + 3
A. f-1(x) =
B. f-1(x) = - 3
C. f-1(x) =
D. Not a one-to-one function
Graph the solution of the rational inequalities on a number line and write the solution in interval notation;. > 0
A.
B.
C.
D. (0, ?)
Solve the problem.A psychologist studying the effects of good nutrition on the behavior of rabbits feeds one group a combination of three foods, I, II, and III. Each of these foods contains three additives, A, B, and C, that are used in the study. The table below gives the percent of each additive that is present in each food. If the diet being used requires 19.1 g per day of A, 8.94 g of B, and 14.02 g of C, find the number of grams of food II that should be used each day. Let z represent the number of grams of food III.
A. 2.7z - 60 B. 1.8z + 54 C. 2.1z + 63 D. 128 - 3.2z
Perform the indicated operation and simplify if possible. ÷
A.
B.
C.
D.