Question

expansion of (x+3)sq is​

Answer 1

Step-by-step explanation:

(x−3)2

as

(x−3)(x−3)

(x−3)(x−3)

Expand

(x−3)(x−3) using the FOIL Method.

Answer 2

Step-by-step explanation:

(x+3)^2 = x^2+(3^2)+3x {because : (a+b) ^2 = a^2 +b^2 + 2ab}

= x^2+9+3x