Math, asked by kshitij2sathe, 11 months ago

solve using identity (98)²​

Answers

Answered by pmray11994
2

Answer:

Step-by-step explanation:

98 = 100-2

So, 98²= (100-2)²

            = (100)²-2X100X2+(2)²                [a-b]²=a²-2ab+b²

             =9600+4

             =9604.

Answered by pakerabadmanoj
3

Answer:

9604

Step-by-step explanation:

98=100-2

[a-b]^2=[100-2]^2

a^2-2ab+b^2=100^2-2*100*2+2^2

                      10000-400+4

                      9604

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