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If α and β are the …

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If α and β are the zeros of the Polynomial f(x)=x2-5x+k such that α-β=1 find the value of K?
  • 2 answers

Aditya Kumar 4 years, 7 months ago

a-b=1 and a+b=5 By solving it We will get a=3 and b = 2 So ,k = ab = 3×2 = 6 Hence, k=6

Blue Moon Boy 4 years, 7 months ago

a=1, b=-5, c=k We r doing this formula D =b2 - 4ac (-5)2 -4*1*k 25 - 4k = 0 -4k = -25 subtract sin se subtract sin cancel we get 4k =25 K = 25/4
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