Question

2.
e. The correct identity among the following is
i. (m + n)^2 = m² + n^2 + 2mn
iii. (m - n)^2= m² - 12 + 2mn
ii. (m + n)^2 = m² + n^2
iv. (m - n)^2 = m- n^2​

Answer 1

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Answer 2

Answer:

answer is 1.

Step-by-step explanation:

(m+n)²=(m+n)(m+n)

(solving using distributive property)

=m²+mn+n²+mn

=m²+n²+2mn

hence answer is (i)