Graph the quadratic function.f(x) = -x2 + 2x
A. 
B. 
C. 
D. 
Answer: A
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Solve the equation algebraically.18.6 + 4.2t = 8.1
A. -11.4 B. 47.7 C. -10.5 D. -2.5
Use a graphing calculator to graph f near x0 and use Zoom and Trace to estimate the y-value on the graph as 
.
A. 0 B. -6 C. 3 D. 6
For the following rational function, identify the coordinates of all removable discontinuities and sketch the graph. Identify all intercepts and find the equations of all asymptotes.f(x) = 
A. removable discontinuity at 
;
no x-intercept, no y-intercept;
asymptote x = -4
B. removable discontinuity at 
;
no x-intercept, no y-intercept;
asymptotes x = 4, y = 0
C. no removable discontinuities;
no x-intercept, no y-intercept;
asymptotes x = 4, x = 0, y = 0
D. no removable discontinuities;
no x-intercept, no y-intercept;
asymptotes x = -4 x = 0, y = 0
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = 
, 0 < ? < 
Find sin 
.
A. 
B. 
C. 
D. 