Simplify the expression.
(
- 
)
A. 5
- 5
B. 25 - 
C. 20
D. 30
Answer: C
Mathematics
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Solve.7 - 
= 4
A. 0
B. - 
, 0
C. 0, 
D. - 
, 
Mathematics
A man gets a job with a salary of $50,000 a year. He is promised an $1800 raise each subsequent year. Find his total earnings for a 10-year period.
What will be an ideal response?
Mathematics
Find the vertical asymptote(s), if any, of the graph of the rational function. f(x) = 
A. x = -8, x = 5 B. no vertical asymptote C. x = 8, x = -5 D. x = 8
Mathematics
Convert the polar equation to rectangular form. Identify the curve.r = 10 sin ?
A. x2 + y2 = 10y; a circle centered at (0, 5) with radius 5
B. 
= 10y; a circle centered at (0, 5) with radius 5
C. 
= 10x; a circle centered at (5, 0) with radius 5
D. x2 + y2 = 10x; a circle centered at (5, 0) with radius 5
Mathematics