3 years ago

What number would you add to both sides of x^2+7x=4 to complete the square?

Mathematics

1 answer:

emmainna [20.7K]3 years ago

3 0

Answer:

49/4

Step-by-step explanation:

x^2+7x=4

Take the coefficient of x

Divide by 2

7/2

Then square it

(7/2) ^2 = 49/4

Add this to both sides of the equation to complete the square

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