Question

value of root (3a+3b)^2

Answer 1

Answer:

9a^2+ 9b^2+ 18ab

Step-by-step explanation:

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

similarly solve this question

Answer 2

Answer:

Step-by-step explanation

the square root of (3a+3b)^2

=>$\sqrt{(3a+3b)^2}$

=>we know that a power of a root =to half of its power

i.e {(3a+3b)^2}^1/2

by third law of exponent

=>(3a+3b)

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