Question

*What is expansionof (m + 2 )²*

1️⃣ 2m² + 4m+4
2️⃣ m² + 2m+4
3️⃣ m² - 4m+4
4️⃣ m² + 4m+4​

Answer 1

Answer:

Option B

Step-by-step explanation:

It follows the identity (a+b)²=a²+2ab+b²

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Answer 2

Answer:

The expansion of (m + 2)^2 is

m^2 + 2m + 4 i.e. 2 is the correct option.

Step-by-step explanation:

We know that ( a + b ) ^2 = a^2 + ab + b^2

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