Replace the Cartesian equation with an equivalent polar equation.x2 + y2 = 49
A. r = 7 sin ?
B. r = 7 or r = -7
C. r = 49
D. r = 7 cos ?
Answer: B
Mathematics
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A. 3e5( e-1 - 1) + 
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B. 3e5(1 - e-1) + 
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A. -990 B. -495 C. 657 D. 0
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Evaluate the improper integral.
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Graph the equation using the indicated viewing window.2x + 3y = 6;X min = -10X max = 10X scl = 2Y min = -8Y max = 8Y scl = 2
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Mathematics