Question

(2x2 – 5y) (5x + 2y2); x = 2, y = -1​

Answer 1

Answer:

3x and y:

2y^2 + 5x^2 = 4

Solve for "y":

y^2 = -(5/2)x^2 + 2

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y = sqrt[(-5/2)x^2+2)] or y = -sqrt[(-5/2)x^2+2]