Math, asked by aakanshs, 2 months ago

81a2-121b2 factorise

Answers

Answered by TrAnSLIMit
3

Step-by-step explanation:

 {81a}^{2}  - 121 {b}^{2}

 {(9a})^{2} -  {(11b)}^{2}

(9a + 11b)(9a - 11b)

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Answered by shreekrishna35pdv8u8
3

Answer

Step-by-step explanation:

81a²-121b²

=(9a)²-(11b)²

=(9a+11b)(9a-11b)

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