Find the sum if it exists.
A. -15
B. -38
C. 5
D. -35
Answer: D
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Find all possible functions with the given derivative.y' = csc2 4?
A. 
csc 4? + C
B. - 
cot 4? + C
C. - 
csc3 4? + C
D. -4 cot 4? + C
Provide an appropriate response.Solve the equation: x2 - 2x - 8 = 0 by graphing the function y = x2 - 2x - 8
Fill in the blank(s) with the appropriate word(s).
Find a polynomial of least degree with only real coefficients and having the given zeros.2 + i, 4
A. f(x) = x3 + 9x2 + 20x + 20 B. f(x) = x3 - 4x2 - (3 - 4i) x + 12 + 16i C. f(x) = x3 + 8x2 + 21x + 20 D. f(x) = x3 - 8x2 + 21x - 20
Solve the problem.A flare fired from the bottom of a gorge is visible only when the flare is above the rim. If it is fired with an initial velocity of 
and the gorge is 160 ft deep, during what interval can the flare be seen?(h = -16t2 + v0t + h0)
A. 2 < t < 5 B. 4 < t < 7 C. 6 < t < 9 D. 0 < t < 2