Y = 2x2 + 6x + 4 y = −4x2 + 4

asked Dec 8, 2023 21.3k views

4 votes

Y = 2x2 + 6x + 4
y = −4x2 + 4

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2 votes

Answer:

x=0, y=4 or x=-1, y=0

Explanation:

$2x^2 + 6x+4=-4x^2 + 4 \\ \\ 6x^2 + 6x=0 \\ \\ x^2 +x=0 \\ \\ x(x+1)=0 \\ \\ x=0, -1 \\ \\ x=0 \implies y=4 \\ \\ x=-1 \implies y=0$

Shawn K answered Dec 14, 2023

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