An expression that occurs in calculus is given. Write the expression as a single quotient in which only positive exponents and/or radicals appear.
A. 
B. (x2 + 2)3/2(2x + 1)1/2(x2 - x + 6)
C. 
D. (x2 + 2)3/2(2x + 1)-1/2(x2 - x + 6)
Answer: A
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Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 2367 R3 B. Correct C. Incorrect; should be 2368 R5 D. Incorrect; should be 2367 R4
Answer the question.Which one of the following is the correct method for evaluating the expression 
A. 3 ? 72 - 5 = (21 - 5)2 = 16 = 256 B. 3 ? 72 - 5 = 3 ? 49 - 5 = 147 - 5 = 142 C. 3 ? 72 - 5 = 3 ? 22 = 3 ? 4 = 12 D. 3 ? 72 - 5 = 212 - 5 = 441 - 5 = 436
Express as a sum, difference, and product of logarithms, without using exponents.logb 
A. 
logb x + 2 - 
logb y - 
logb z
B. 
logb x + 2 - 
logb y + 
logb z
C. 
(logb x2 + logb b8 - logb y5 + logb z10)
D. 
logb x + 8 - 5logb y - 10logb z
Graph the function.f(x) = 
x
A. 
B. 
C. 
D. 