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Find the following product using suitable identities. Mention the identities used i) Square of (x+0.09) ii) (0.2+0.3)(0.2−0.3) iii)(2z²-9)(2z²+6) iv) 10.5×9.5 v) 104² vi)999² vii) 61²-60² viii) 113×102 plz don't spam answer with full steps plz solve these......and only that the answer |
| Answer» 1.(a+b)²=a²+b²+2ab2.a²-b²4.(a-b)(a+b)= a²-b²5.(a+b)²6.(a-b)²7.(a+b)(a-b) | |