Question

(x+5)²=
(6-c)²=
(-x-3)=
(c²+1)²=​
plz

Answer 1

1) (x+5)^2=x^2+2x×5+5^2=x^2+10x+25

2) (6-c)^2=36-12c+c^2=c^2-12c+36