Question

98(a+b)^2-2
Please factorise this.
Ans: 2(7a+7b+1)(7a+7b-1)​

Answer 1

Here's your answer

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98( a + b ) ^2-2 =0

98(a square+2 ab+b square)-2=0

98 a^2+196ab+98b^2-2=0

2(49a^2+98ab+49b^2 -1)

2((7a+7b)^2-1)

2(7a+7b-1)(7a+7b+1)

Hope i helped u