Simplify.7x3(10x4 + 6)
A. 112x3
B. 70x7 + 6
C. 70x4 + 42
D. 70x7 + 42x3
Answer: D
Mathematics
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A. (-?, ?)
B. 
C. 
D. 
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Use a calculator to evaluate the expression to the nearest tenth of a degree, if necessary.
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Fill in the blank(s) with the appropriate word(s).
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Graph the polar equation.r = 5 cos 7?
A. 
B. 
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D. 
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