Answer the question.Which one of the equations below matches the graph?
A. y = -2 sin
B. y = 2 sin
C. y = 2 cos(3x)
D. y = 2 cos
Answer: B
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Simplify the expression.-(-17)
A. -18 B. 0 C. 17 D. -17
Solve the problem.Ms. Patterson proposes to give her daughter Claire an allowance of $0.20 on the first day of her 15-day vacation, $0.40 on the second day, $0.80 on the third day, and so on. Find the allowance Claire would receive on the last day of her vacation.
A. $6553.60 B. $3.00 C. $16,384.20 D. $3276.80
Match the graph with its function using the x-intercepts.
A. f(x) = x1/2 + 11x1/4 - 12 B. f(x) = x1/2 - 11x1/4 - 12 C. f(x) = x1/2 + 2x1/4 - 1 D. f(x) = x1/2 + 2x1/4 + 1
Answer the question.Which of the following statements are true for the set S={v1, . . . , vk} in ?n?I: If S is affinely independent, then a point p in ?n cannot have any barycentric coordinates determined by S that are equal to 0.II: If S is affinely independent, then a point p in aff S has a unique representation as an affine combination of v1, ... , vk.
A. Neither I or II B. Both I and II C. II D. I