Find the sum.8 + (-3) + (-15) + 7
A. 13
B. 33
C. -3
D. -17
Answer: C
Mathematics
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Evaluate the expression by first changing the form. Verify the answer by use of a calculator. sin 
cos 
- cos 
sin 
A. 
B. 
C. 1
D. 
Mathematics
Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Mathematics
Solve.-7y - 5 = -8 + 8y
A. 
B. 
C. 
D. 
Mathematics
Sketch a graph of a function f that has the given properties.(a) Continuous everywhere except for a vertical asymptote at x = 0(b) f'(x) < 0 for -? < x < 0(c) f'(x) < 0 for 0 < x < ?(d) f''(x) < 0 for all x
What will be an ideal response?
Mathematics