Simplify the expression.-8b + 1 + 6b + 3b - 6
A. b - 5
B. b + 1
C. b + 6
D. b - 6
Answer: A
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Write with rational exponents, and then apply the properties of exponents. Assume all radicands represent positive real numbers. Give answer in exponential form.
A. k126 B. k1/18 C. k1/126 D. k18
Solve the proportion for the given variable. Round the solution where indicated.
= 
A. 63
B. 28
C. 7
D. 
Assume that A = {1, 2, 3, 4, 5, 7, 8}, B = {5, 3, 4}, C = {5, 7, 3} and that U is the universal set of natural numbers less than 11. Find A?(B?C).
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Provide an appropriate response.Suppose that a problem asks you to find the height of a triangle, and that the problem leads to a quadratic equation. If h represents the height of the triangle, which of the following solutions to the equation cannot be an answer to the problem?
A. h = 1 + 
B. h = 1 - 
C. h = 
D. h = 