shayto454 shayto454

05-05-2020
Mathematics

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Enter the correct value so that each expression is a perfect-square trinomial.
x^2+2x+ _____

Respuesta :

folarin7 folarin7

06-05-2020

Answer: 1

Step-by-step explanation:K

To make the expression a perfect square, wenwed to add to the expression the square of half the coefficient of the x which is 2

Now we have

x² + 2x + (2/2)²

x² + 2x +1²

x²+ 2x + 1,

So we need to add 1 to make the expression a perfect square.

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