Solve the system of nonlinear equations using the method of elimination.
A. (-4, -2), (-2, -4)
B. (4, 2), (2, 4), (-4, -2), (-2, -4)
C. (4, -2), (4, 2)
D. (4, 2), (-4, 2), (4, -2), (-4, -2)
Answer: D
Mathematics
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Rewrite the given integral so that it fits the form 
, and identify u, du, and n.
A. 
; u = 1 + cos x, du = sin x dx, n = 
B. -
; u = cos x, du = -sin x dx, n = 
C. -
; u = 1 + cos x, du = -sin x dx, n = 
D. 
; u = sin x, du = (1 + cos x)1/2 dx, n = 1
Mathematics
Evaluate.-33
A. 81 B. -27 C. -243 D. 27
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Add a constant term to the expression to make it a perfect square.x2 - 6x
A. -9 B. 3 C. 9 D. 36
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Draw and shade a part of a diagram to represent the figure.
of a diagram
A. 
B. 
C. 
D. 
Mathematics