Simplify the expression.[(-z)8]5
A. -z13
B. (-z)40
C. (-z)13
D. (-z8)5
Answer: B
Mathematics
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Answer the question about the given function.Given the function f(x) = 
, list the x-intercepts, if any, of the graph of f.
A. (-2, 0) B. (6, 0) C. (4, 0), (-4, 0) D. none
Mathematics
Choose the expression with exactly the same value as the given expression.sec (?)
A. - cos(?)
B. csc
C. sin
D. cos
Mathematics
Evaluate the sum. Round to the nearest hundredth, if necessary.
A. 66 B. 18 C. 33 D. 36
Mathematics
Perform the operation. Write the answer as a fraction in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics