Find and simplify the difference quotient 
for the given function.f(x) = 2x - 9
A. 2 + 
B. 2
C. 0
D. 2 + 
Answer: B
Mathematics
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Several computer stores reported differing prices for a toner cartridge for a laser printer. The prices are as follows: 58, 52, 71, 76, 79, 73, 54, 51, 76. Find the mode of the prices for a toner cartridge.
A. $75 B. $76 C. $77 D. $78 E. $74
Mathematics
Find zw or 
as specified. Leave your answer in polar form.z = 6
w = 12
Find zw.
A. 36
B. 36
C. 72
D. 72
Mathematics
Sketch the ellipse for the equation.(x + 2)2 + 
= 1
A. 
B. 
C. 
D. 
Mathematics
Find the circumference and area of the circle. Use 3.14 for ?. Round your results to the nearest tenth.
A. C ? 12.2 cm, A ? 12.2 cm2 B. C ? 12.2 cm, A ? 11.9 cm2 C. C ? 6.1 cm, A ? 24.5 cm2 D. C ? 6.1 cm, A ? 47.8 cm2
Mathematics