The letters r and ? represent polar coordinates. Write the equation using rectangular coordinates (x, y).r = cos ?
A. (x + y)2 = y
B. x2 + y2 = y
C. x2 + y2 = x
D. (x + y)2 = x
Answer: C
Mathematics
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Fill in the blank(s) with the appropriate word(s).
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A. 8 B. -34 C. -22 D. -27
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A. Prime polynomial B. (4k + 13m)(4k - 13m) C. (4k - 13m)2 D. (4k + 13m)2
Mathematics