Question

Solve the given equation=(r+2s)^2

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

$(r+2s)^2 = r^2 + 4rs + 4s^2$

Step-by-step explanation:

Formula : $(a + b) ^2 = a^2 + 2ab + b^2$

$(r+2s)^2 = r^2 + 2(r) (2s) + (2s)^2\\= r^2 + 4rs + 4s^2$

So, $(r+2s)^2 = r^2 + 4rs + 4s^2$