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factoring completely

98a³-72a

Posted in Math, asked by Alyssa Yuvienco, 6 years ago. 1823 hits.

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98a³-72a

we take 2a common from equation

2a(49a²-36)

Now we use formula,

 a²-b² = (a+b)(a-b)

         =2a[(7a)²-(6)²]

         =2a(7a+6)(7a-6) Ans.

 

 

Furqan Ali
Furqan Ali - 6 years ago
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