Compute the average rate of change of f from x1 to x2. Round your answer to two decimal places whenappropriate. Interpret your result graphically.f(x) = -3x + 4, x1= -5 and x2= -2
A. -3; the slope of the line passing through (-5, f(-5)) and (-2, f(-2)) is -3.
B. 3; the slope of the line passing through (-5, f(-5)) and (-2, f(-2)) is 3.
C. -4; the slope of the line passing through (-5, f(-5)) and (-2, f(-2)) is -4.
D. 2; the slope of the line passing through (-5, f(-5)) and (-2, f(-2)) is 2.
Answer: A
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Determine whether the following is always true or not always true. Given reasons for your answers.u × (v + w) = u × v + u × w
What will be an ideal response?
Solve by the method of your choice.x2 + y2 = 34(x - 2)2 + y2 = 26
A. {(5, 3), (5, -3)} B. {(3, 5), (3, -5)} C. {(3, 5), (3, -5), (-3, 5), (-3, -5)} D. {(5, 3), (5, -3), (-5, 3), (-5, -3)}
Simplify.28 + (-7)(-20) + (-21)
A. 34 B. -35 C. 147 D. 679
Solve the problem.If f(x) = 4x2 + 2x + 5 and g(x) = 2x - 4, find g(f(x)).
A. 8x2 + 4x + 14 B. 8x2 + 4x + 6 C. 4x2 + 2x + 1 D. 4x2 + 4x + 6