Simplify the expression.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Graph the polar equation.r = 
A. 
B. 
C. 
D. 
Mathematics
Write the fraction and mixed number as a percent.
A. 1000% B. 39% C. 7.8% D. 78%
Mathematics
If x = -4 and y = -2, evaluate the expression.3x + 2y
A. -14 B. 0 C. -16 D. -8
Mathematics
Convert as indicated. If necessary, round to the nearest tenth of a degree.445°C to degrees Fahrenheit
A. 833°F B. 769°F C. 231.4°F D. 267°F
Mathematics