Use a graphing calculator to approximate the vertex of the graph of the parabola defined by the following equation.y = 4x2 - x + 2
A. (-0.125, 1.9375)
B. (0.125, 2)
C. (0.125, 1.9375)
D. (0.125, 2.0625)
Answer: C
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Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = - t3 + 5t2 - 5t, 0 ? t ? 5Find the body's displacement and average velocity for the given time interval.
A. 25 m, 5 m/sec B. -25 m, -10 m/sec C. 225 m, 45 m/sec D. -25 m, -5 m/sec
Evaluate using a calculator. Express answers to the nearest ten-thousnadth.ln 280
A. 0.1769 B. 2.4472 C. 5.6348 D. 103.3210
List the critical values of the related function. Then solve the inequality.
< 
A. -
, -4, -2, 1, 4, 
; (-
, -4) ? (-1, 1) ? (4, 
)
B. -
, 
; (-
, 
)
C. 1, 4; (-?, 1) ? (4, ?)
D. -
, -4, -2, 1, 4, 
; (-?, -
) ? (-4, -1) ? (1, 4) ? (
, ?)