1.

Find the roots of the following quadratic equations by factorisation: (i) x^(2)-3x-10=0 (ii) 2x^(2)+x-6=0 (iii) sqrt(2)x^(2)+7x-5sqrt(2)=0 (iv)2x^(2)-x+1/8=0 (v)100x^(2)-20x+1=0

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Answer :(i) 5 and -2 (II) 2 and 3/2 (III) `-sqrt(2)` (IV)`+1/4` (v) `1/10`


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