1.

The elimination of θ from x cosθ - y sinθ = 2 and x sinθ + y cosθ = 4 will give?

A. 2 + y2 = 20
B. x2 + y2 = 20
C. 2 - y2 = 20
D. x2 - y2 = 10
Answer» B. x2 + y2 = 20


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