Factorise completely:2a^b^2-98b^4.
Plzzzz ans fasttt
KingsleySumit:
what is a^ in between without any power raised
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2a^2b^2-98b^4=((root2)ab)^2-(7(root2)b^2)^2=apply a^2-b^2 u will get 2(a^2*b^2-49b^4)
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