Decide whether or not the given equation is an identity.
= sec ?
A. Yes
B. No
Answer: A
Mathematics
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Is the function graphed one-to-one?
A. No B. Yes
Mathematics
Solve the inequality, then graph the solution.8t + 12 ? 7t + 21
A. (-?, 8)
B. (-?, 9]
C. [9, ?)
D. (8, ?)
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07
Mathematics
Perform the division. Write the answer with positive exponents.
A. 24x11 - 8x2 - 3 + 
+ 
B. 6x2 - 8x - 3 + 
+ 
C. 6x3 - 32x10 - 12x9 + 24x7 + 5x5
D. 6x3 - 8x2 - 3
Mathematics