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a. Prove the following using suitable algebraic identities 432 16292 i.(?− ?)+2??= ?+ ? 34 916...

a. Prove the following using suitable algebraic identities
432 16292 i.(?− ?)+2??= ?+ ?
34 916
ii. (? − ?)(? + ?) + (? − ?)(? + ?) + (? − ?)(? + ?) = 0
b. Use (? + ?)(? + ?) = ?2 + (? + ?)? + ?? to find i. 103 × 98
ii. 9.7 × 9.8
Math   Calculus   
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