Question

what should be added to 9 a square + 2 a b + b square to make it a perfect square​

Answer 1

Answer:

4ab should be added {Please mark this answer as the brainliest if it helps}

Step-by-step explanation:

When 4 ab is added,it becomes

9a square+6ab+b square

=(3a+b) whole squared

Answer 2

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$\underline\color{Green}{PERFECT\:SQUARE}$

IF WE ADD 3b²+10ab then it going to be a perfect square


SEE THE GIVEN ATTACHMENT







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