Find the length of the curve.The cardioid r = 8(1 + cos ?)
A. 64
B. 96
C. 64?
D. 96?
Answer: A
Mathematics
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 Figure 3.png)
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Solve the quadratic inequality by graphing an appropriate quadratic function.x2 + 3x + 2 ? 0
A. (-?, -2] ? [-1, ?) B. (-?, -2] C. [-2, -1] D. [-1, ?)
Mathematics
Solve the quadratic equation by factoring.x2 - x = 12
A. x = 1, 12 B. x = -3, 4 C. x = -3, -4 D. x = 3, 4
Mathematics
Write as a percent.0.00477
A. 0.2385% B. 0.0477% C. 0.477% D. 0.000477%
Mathematics