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find the quadratic polynomial, the sum and product of whose zeros are root 2 and -12 respectively.

Posted by Lorial Brail 7 years, 3 months ago

CBSE > Class 10 > Mathematics

2 answers

Anurag Rajpoot 7 years, 3 months ago

let ,alpha and bita are zeroes so,alpha+bita= 2 and alpha•bita=-12 f(x)= xsquare-(alpha+bita)x+alpha•bita =x² -2x+(-12) =x²-2x-12 required polynomial= x²-2x-12

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Abhishek Patwa 7 years, 3 months ago

Kya Aaisha tumhe itna bhi nahi aata. Ans. Braket me X ka square phir _ braket me sum of zeroes braket close phir × X phir + product of zeroes braket close

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CBSE > Class 10 > Mathematics