Eliminate the parameter to obtain a Cartesian equation of the curve.x = 7 cos t, y = 7 sin t, 0 ? t ? 2?
A. x2 - y2 = 7, -7 ? x ?7
B. x2 - y2 = 49, -7 ? x ?7
C. x2 + y2 = 7, -7 ? x ?7
D. x2 + y2 = 49, -7 ? x ?7
Answer: D
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A. 1.748 × 10-3 B. 7.584 × 10-3 C. 75.84 × 10-4 D. 17.48 × 10-4
Determine whether the statement is true or false.The intersection of the sets (-?, 25) and (25, ?) is {25}.
A. True B. False
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What will be an ideal response?
Use a calculator to approximate the root to the nearest thousandth.-
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