Question

(5x³+2y² )²

Answer 1

25 x^6 +20x^3 y^3 +4 y^4

Answer 2

=25x^6+20x^3y^2+4y^4

Answer 3

y ^2**

Answer 4

Square
Double
Square

Square the 1st term
Double the product of both terms
Square the 2nd term

(5x^3)^2 + 2(10x^3y^2) + (2y^2)^2

Answer 5

I'm assuming aroub meant to say that \[\large (5x^3+2y^2)^2=25 x^6 +20x^3 y^2 +4 y^4 \]