Question

দেখাও যে, (a+b) 2= a2 +2ab+b2​

Answer 1

Answer:

(a+b)^2

=(a+b)(a+b)

=a(a+b) +b(a+b)

=a^2+ab+ab+b^2

=a^2 +2ab+b^2

hence shown

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Answer 2

Answer:

(a + b) ^ 2 = a ^ 2 + 2ab + b ^ 2.

Step-by-step explanation:

এই নাও তোমার উত্তর:

(a + b) ^ 2 = (a + b) (a + b)

=) (a + b) ^ 2 = a (a + b) + b (a + b)

=) (a + b) ^ 2 = a ^ 2 + ab + ba + b ^ 2

=) (a + b) ^ 2 = a ^ 2 + 2ab + b ^ 2.

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