Question

Simplify this expression (5p-4)^2

Answer 1

Question:

Simplify this expression

(5p-4)^2

Answer & Step-by-step explanation:

Apply Perfect Square Formula:

$(a-b)^{2}=a^{2}-2ab+b^{2}$

$a= 5p$ $and$ $b=4$

$=(5p)^2-2*5p*4+4^2$

Simplify $(5p)^2-2*5p*4+4^2$ $:$$25p^2-40p+16$

$25p^2-40p+16$ should be the answer.