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| 1. |
Check whether the following are quadratic equations:(i)(x+1)^2=2(x-3) |
| Answer» (x+1)^2 =2(x-3)...x^2 +1 + 2×x×1 = 2x - 6x^2 +2x-2x+1+6 =0x^2+0x+7=0so ,it is a quadratic equation as a=1,b=0 nd c=7 | |