Use an identity to write the expression as a single trigonometric function or as a single number.
A.
B.
C.
D.
Answer: A
Mathematics
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Write in exponential form.4 ? 4 ? 4 ? 4
A. 41/4 B. 44 C. 44 D. 4? 4
Mathematics
Solve the problem. Use 3.14 as an approximation for ? where appropriate.A rectangular box which is 9 in. by 8 in. by 2 in. is to be wrapped in brown paper. How much paper is required?
A. 144 in.2 B. 106 in.2 C. 196 in.2 D. 212 in.2
Mathematics
Factor the difference of two squares.4 - x2
A. (2 - x)2 B. (2 + x)2 C. prime D. (2 - x)(2 + x)
Mathematics
Match the numerical model to the corresponding model.
A. y = x + 60 B. y = 60-2x C. y = 60-2x2 D. y = 60-x2
Mathematics