Fill in the blank to make the statement true.-31 
= _____ 
A. -38
B. -43
C. -34
D. -35
E. -36
Answer: D
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Multiply or divide as indicated. Write the answer in lowest terms. 
? 
A. 
B. 
C. 
D. 
Solve the problem.The domain of a function f is [5, ?) and its range is [-6, ?). State the domain and the range of f-1.
A. The domain of a function f-1 is (-?, -5] and its range is (-?, -5].
B. The domain of a function f-1 is [- 
, ?) and its range is [
, ?).
C. The domain of a function f-1 is [-6, ?) and its range is [5, ?).
D. The domain of a function f-1 is [5, ?) and its range is [-6, ?).
If the legs of a right triangle are m and n, then the length of the hypotenuse is_______________ .
Fill in the blank(s) with the appropriate word(s).
Solve the problem.How many arrangements of answers are possible in a multiple-choice test with 7 questions, each of which has 5 possible answers?
A. 21 B. 78,125 C. 2520 D. 42