Evaluate or simplify the expression without using a calculator.10log 
A. 4
B. x4
C. x1/4
D. x-1/4
Answer: C
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Identify the sampling technique used to obtain a sample.A deck of cards is shuffled and a card is drawn at random.
A. Stratified sampling B. Cluster sampling C. Systematic sampling D. Random sampling
Perform the requested operation on the given function.f(x) = -3x + 1, g(x) = -2x2 - 2x - 1Find 
(-2).
A. 
B. - 
C. - 
D. - 1
Calculate. 48 ? 4-6 ÷ 412 ÷ 4-7
A. 49 B. 421 C. 4-3 D. 4-17
Solve the problem.A firm is considering a new product. The accounting department estimates that the total cost, C(x), of producing x units will be C(x) = 50x + 4540.The sales department estimates that the revenue, R(x), from selling x units will be R(x) = 60x,but that no more than 648 units can be sold at that price. Find and interpret (R - C)(648).
A. $1102 profit, income exceeds cost It is worth it to develop product. B. $75,820 profit, income exceeds cost It is worth it to develop product. C. $1940 profit, income exceeds cost It is worth it to develop product. D. -$1940 loss, cost exceeds income It is not worth it to develop product.