Find the value of c that completes the square x^2+2x+c

Please help me with how to do this, and show me. Thank you.

The value of c that completes the square   is 1

Step-by-step explanation:

We need to find the value of c that completes the square  

The formula used will be:

In the question given the value c can be found by breaking the middle term. we are given 2x while the general formula is 2ab for middle term so,

2(x)(1) = 2x

so, c= 1

Solving:

So, the value of c that completes the square   is 1

answer: 43/157

this is the answer and if you try to prove me wrong your a meanie