Math, asked by shubhmittal518, 9 months ago

(9x+b^2y) +(9x-by) ^2​

Answers

Answered by Anonymous
1

Answer:

Step-by-step explanation:

(9x+b)² + (9x+b)²

81x²+9xb+b²+81x²+9xb+b²

162x²+18xb+b^4

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