Replace the polar equation with an equivalent Cartesian equation.r2 = 24r cos ?
A. x = 24
B. (x - 12)2 + y2 = 0
C. (x - 12)2 + y2 = 144
D. x2 + (y - 12)2 = 144
Answer: C
Mathematics
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How many seconds will it take for the rock to hit the ground (h=0)? Round to the nearest tenth.
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Multiply or divide as indicated. Write the answer in lowest terms.
÷ 
A. 
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