Ineed some algebraic so i don't fail.

(x-y)^2 +4xy = (x+y)^2

FOIL

x^2 -2xy+y^2 +4xy = (x+y)^2             x^2 -2xy

Combine like terms

x^2 +2xy +y^2 =  (x+y)^2                   x^2 +2xy

Factor

(x+y)^2 = (x+y)^2                                 (x+y)^2  

35 is an outlier

step-by-step explanation:

a) 0

step-by-step explanation:

i^413 x i^0 = 0 as any number multiplied by a zero is

happy to

pls mark as brainliest.