Provide an appropriate response.The curves y = ax2 + b and y = 2x2 + cx have a common tangent line at the point (-1, 0). Find a, b, and c.
A. a - 2, b = 1, c = -1
B. a = 1, b = -1, c = 2
C. a = -1, b = 1, c = -2
D. a = 1, b = 0, c = 2
Answer: B
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Solve the problem.Assume that a person's threshold weight W, defined as the weight above which the risk of death rises dramatically, is given by W(h) = 
3 , where W is in pounds and h is the person's height in inches. Find the threshold weight for a person who is 6 ft 7 in. tall. Round your answer to the nearest pound.
A. 265 lb B. 161.6 lb C. 221.5 lb D. 296.3 lb
Prove the identity.cos 2y = 
What will be an ideal response?
Write an equation for the line that passes through the points shown in the table.
A. x = 2 B. x = 0 C. y = 2 D. y = 0
List the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = x5 - 4x2 + 3x + 2
A. ± 
, ± 
, ± 2
B. ± 1, ± 
C. ± 1, ± 2
D. ± 2, ± 