Form a perfect-square trinomial. y = x2 + 2x + − 1−

y = x^2+2x+1

Step-by-step explanation:

x^2+2x+1

= (x+1)^2

The correct answer is y = x2+ 2x+ 1 − 1− 1

The blank spaces are positioned here for the problem:

y=x2+2x+___-1-___

I just did the assignment on Edge and got it correct.

Hope this helped!

answer: 8 years

step-by-step explanation:

the explanation is that in 8 years the child will be 20 and in 8 years the father will be 40 and 20 is half of 40.

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