What are the solutions of this quadratic equation? x^2 + 4 = 8x + 5

NeepNeepNeep asked May 9, 2022

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1 vote

What are the solutions of this quadratic equation?

x^2 + 4 = 8x + 5

NeepNeepNeep asked May 9, 2022

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12 votes

Answer:

x=4±sqrt(17)

Explanation:

x^2+4=8x+5

x^2-8x-1=0

Use quadratic formula

x=(8±sqrt(64+4))/2

Simplify it

x=4±sqrt(17)

Hjd answered May 14, 2022

by Hjd

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