Find the rectangular-coordinate equation for the parametric equations given. x = 2cos²t, y = 2sin²t
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Mathematics
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Suppose 
. If the limiting value of z is 5.31, what is the limiting value of ?w?
?
A. 40.86 B. 0 C. 9 D. None of the above
Mathematics
Determine which ordered pair is a solution of the system.
A) (6, –4)
B) (–7, 1)
C) (–7,–3)
D) (–4, –6)
E) (6, 4)
Mathematics
Plot the point.(-3, -3.5)
A. 
B. 
C. 
D. 
Mathematics
Rewrite as an expression using only positive exponents.
A. t11 B. t5 C. t-5 D. t-11
Mathematics