1.

Evaluate: 102 × 98 ​

Answer»

Step-by-step explanation:helloSince there are 102 which is 100+2 and 98 which is 100-2Therefore we can write it as(100+2)×(100-2)now here we can apply a FORMULA ..which is a^2-b^2 = (a+b)(a-b)here a=100 and b =2BY USING formula we get100^2 - 2^210000 - 4 = 9996hope it helpsMark me BRAINLIEST



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