Question

expand using suitable identities​ (5p-2)²​

Answer 1

(√5p + √2) (√5p - √2)

is the answer by identity a^2-b^2=

(a - b) (a + b)

Answer 2

(5p-2)^2
using identity,
(a-b)^2= a^2+b^2-2ab
so,
(5p-2)^2= (5p)^2+(2)^2-2(5p)(2)
..................
25p^2+4-20p
here's your answer

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