Replace the polar equation with an equivalent Cartesian equation. 8r cos ? + 9r sin ? = 1

A. 8x + 9y = 1
B. 8y + 9x = 1
C. 8x + 9y = x2 + y2
D.  +  = 1

Answer: A

Mathematics

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A. 125 yd
B. 173 yd
C. 157 yd
D. 138 yd

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Fill in the blank(s) with the appropriate word(s).

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Graph the equation by plotting points.y = x + 6

A.

B.

C.

D.

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Write the ratio or rate in simplest form.8.17 to 6

A.
B.
C.
D.

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