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11-02-2021
Mathematics

contestada

Solve the following system of equations and show all work.

y=-x^2 + 4
y=2x+1

Respuesta :

12-02-2021

Answer:

Step-by-step explanation:

y = -x²+4 and y = 2x+1

Therefore, -x²+4 = 2x+1

x²+2x-3 = 0

x = 1,-3

There are two solutions:

(1,3) and (-3,-5)

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