Question

find the value of (x+1)² please explain step by step ​

Answer 1

Answer:

(a+b)^2=a^2+b^2+2ab

(x+1)^2=(x)^2+(1)^2+2×x×1

=x^2+1+2x

Answer 2

(x+1)²

= x² + 2x1 + 1²....... by using the formula⤵

[(a²+b²) = a² + 2ab + b²]

= x² + 2x + 1