Question

factorise 2x-5 ka whole square
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Answer 1

Answer:

(2x-5)²

(2x)²-2*2x*5+5²

4x²-20x+25

HOPE THIS ANSWERS YOUR QUESTION

Answer 2

Answer:

Q) (2x-5)^2

= using, (a-b)^2= a^2-2ab+b^2

= (2x)^2-2(2x)(5)+(5)^2

= 4x^2 - 20x + 25

Therefore, factorised.

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