Sketch the curve represented by the parametric equations and find its rectangular-coordinate equation. x = 2 cos²t, y = 2 sin²t
What will be an ideal response?
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Mathematics
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Find the exact value of the expression.cos (-390°)
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B. 
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Mathematics
Write the following in words.4.37
A. Four and thirty-seven thousandths B. Four and thirty-seven tenths C. Four and thirty-seven hundredths D. Four and thirty-seven millionths
Mathematics
Evaluate the exponential expression.-3.53
A. -42.875 B. -428.75 C. 4.2875 D. -10.5
Mathematics
Sketch the graph of the line by locating the second point with the rise-and-run method.Through (-3, -3), m is undefined.
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B. 
C. 
D. 
Mathematics