Find the (r + 1) th term in the binomial expansion.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: B
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Use a graphing calculator to find the vertex of the graph of the function.f(x) = x2 + x + 3
A. (-0.5, 3) B. (-0.5, 2.75) C. (0.5, 2.75) D. (0.5, -2.75)
Find the indicated derivative.Find y " if y = 9 sin x.
A. y " = 81 sin x B. y " = - 9 sin x C. y " = 9 cos x D. y " = 9 sin x
Find the indicated composite for the pair of functions.f(x) = -5x + 9; g(x) = 2x + 8Find (g?f)(x).
A. -10x - 10 B. x + 26 C. -10x + 49 D. -10x + 26
Solve the problem.The sum of the measures of the angles in any triangle is 180 degrees. In triangle ABC, angles A and B have the same measure, while angle C is 75 degrees larger than each of the other two angles. Find the measure of angle C.
A. 35 degrees B. 110 degrees C. 70 degrees D. 145 degrees