Y=(x+1)2-4 in factored form

Answer 1

(x+1)(x+1) - 4

FOIL

x²+x+x+1-4

Combine like terms

x²+2x-3 <--this is in general form

so we want to factor it to get factored form

(x+3)(x-1)

Answer 2

Or use difference of squares

(x + 1 + 2)(x +1 - 2)