Find the slope of the polar curve at the indicated point.r = 4 csc ?, ? = 
A. 0
B. -1
C. 1
D. Undefined
Answer: A
Mathematics
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Find the domain of the logarithmic function. Write your answer in interval notation.f(x) = log3(x + 6)
A. (6, ?) B. (-?, 0) ? (0, ?) C. (3, ?) D. (-6, ?)
Mathematics
Find the product and simplify. Assume all variables represent nonnegative real numbers.
? 
A. 19x B. 361x C. 19x2 D. 361x2
Mathematics
Solve and graph.a + 9 < -2
A. a ? -11
B. a ? -11 
C. a < -11
D. a > -11 
Mathematics
Multiply.(7x - 9)2
A. 7x2 - 126x + 81 B. 49x2 + 81 C. 49x2 - 126x + 81 D. 7x2 + 81
Mathematics