Find the average value of the function over the given interval.f(x) = -2x + 8 on [-8, 4]
A. 12
B. 24
C. 4
D. 144
Answer: A
Mathematics
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Evaluate the requested trigonometric function using the information given. cos ? = 
; 3?/2 < ? < 2?Find cot ?.
A. 
B. - 
C. - 
D. - 
Mathematics
Find the focus and directrix of the parabola.x = 8y2
A. F: 
; D: x = 
B. F: 
; D: x = - 
C. F: 
; D: x = - 
D. F: 
; D: y = - 
Mathematics
Write an equivalent expression without negative exponents.
A. a3b6
B. - 
C. 
D. 
Mathematics
Use the graph of the polynomial function f(x) to solve f(x) = 0.
A. -2, 1, 3 B. -3, -1, 2 C. -3, 2 D. 1, 2, 3
Mathematics