Graph the pair of parametric equations with the aid of a graphing calculator.x = 5 cos 2t + 4 cos 6t, y = 5 sin 2t - 4 sin 6t, 0 ? t ? ?
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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For the functions f and g, find the requested value.Evaluate (g ? f)(-2).y = f(x)y = g(x)
?
A. 1 B. 2 C. -2 D. -0.5
Mathematics
Simplify the ratio.$27 to $144
A. 
B. 
C. 
D. 
Mathematics
Solve the system.
A. (1, -3) B. dependent (many solutions) C. (0, -2) D. inconsistent (no solution)
Mathematics
Write the sentence as a proportion. Then determine whether the proportion is a true proportion.nine is to twelve as six is to eight
A. 
= 
; true
B. 
= 
; false
C. 
= 
; false
D. 
= 
; true
Mathematics