Answer the question.Which one of the equations below matches the graph?
A. y = 3 cos
B. y = 3 sin
C. y = -3 sin(4x)
D. y = 3 cos(4x)
Answer: A
Mathematics
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Use the graph to complete the identity.
= ? 
A. cot 3x B. tan 5x C. tan 2x + tan 8x D. -cot 3x
Mathematics
Multiply.
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 4 hours?
A. Yes B. No
Mathematics
Write the perimeter of the figure as a polynomial. Then simplify the polynomial.
A. (2x2 + 4x + 23) units B. (2x2 + 4x + 46) units C. (x2 + 2x + 23) units D. (2x2 + 8x + 46) units
Mathematics