Find the average rate of change of the function as x changes from a to b.f(x) = -x3; a = -1, b = 5
A. 21
B. -29
C. -21
D. 31
Answer: C
Mathematics
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Evaluate the line integral along the curve C.
ds , C is the curve r(t) = (2t5 cos t)i + (2t5 sin t)j + 2t5k , 0 ? t ? 5
A. 
(4 + 
)
B. 
(4 - 
)
C. 
(4 - 
)
D. 0
Mathematics
Solve the equation.3x + 23 = 2x + 100
A. 77 B. 76 C. 125 D. 123
Mathematics
Factor the polynomial completely.15x2 + 4xy - 4y2
A. (15x + 2y)(x - 2y) B. (3x + 2y)(5x - 2y) C. (3x - 2y)(5x + 2y) D. prime
Mathematics
Graph each system of inequalities and shade the portion on the graph represented by the solution set.x + 2y ? 2x + y ? 0
A. 
B. 
C. 
D. 
Mathematics