Which statements are true for the functions g(x) = x^2 and h(x) = -x^2? check all that apply.

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What are the solutions of the following system? y=-2x^2 y=x-2

What is solution for the following system of equations, 2x+8y=4 and x=-3y+5 1) x=14 y=-3 2) x=2 y=-3 3) x=-3 y=-3 4)x=12 y=5