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Using identities find the values of the ...

Using identities find the values of the following :
`(a) 102^(2) " " (b) 48^(2)`

Text Solution

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(a) `102^(2)=(100+2)^(2)=100^(2)+2xx100xx2+2^(2)=10000+400+4=10404`
(b) `48^(2)=(50-2)^(2)=50^(2)-2xx50xx2+2^(2)=2500-200+4=2304`
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