CBSE BOARD X, asked by Amnameet07, 1 year ago

If alpha and beeta are the zeroes of the quadratic polynomial
P(x) =x^2-k(x+1)-a and if (alpha+1)(beeta +1)=0 find a

Answers

Answered by Rajnishyaar

ok a = -2 and k ................ .......

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Rajnishyaar: + k

Rajnishyaar: is answer is k

Rajnishyaar: it has two answer because ...( alpha + 1 )( beta +1) = alpha × beta + (alpha + beta) + 1= 0

Rajnishyaar: by solving it u also find a = + k

adarshmsd: Its wrong

Rajnishyaar: what is answer..

Rajnishyaar: no answer is correct ie +k = a ... with two methord ... as same result .

adarshmsd: The first step itself is wrong

Rajnishyaar: what is answer

Rajnishyaar: hello.. what is answer....

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