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प्रश्न
Find the value of `(198 xx 198 - 102 xx 102)/96`
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उत्तर
We have,
`(198 xx 198 - 102 xx 102)/96`
= `((198)^2 - (102)^2)/96`
= `((198 + 102)(198 - 102))/96` ...[Using the identity, a2 – b2 = (a – b)(a + b)]
= `(300 xx 96)/96`
= 300
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