Jacobcon2 Jacobcon2

03-06-2022
Mathematics

contestada

Solve the following system of equations. Show all work and solutions.

y = 2x^2 + 6x + 1
y = −4x^2 + 1

Respuesta :

Аноним Аноним

04-06-2022

y=2x²+6x+1
y=-4x²+1

Make the equations equal and solve for x

2x²+6x+1=-4x²+1
6x²+6x=0
6x(x+1)=0
6x=0 or x+1=0
x=0 or x=-1

For x=0

y=-4(0)+1=1

For x=-1

y=-4(1)+1=-3

The solutions are

(0,1) and (-1,-3)

Graph attached

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