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If 1 is a zero of the polynomial ax²-3(a-1)x-1 then find the value of a.

Posted by Antara Saha 5 years, 2 months ago

CBSE > Class 10 > Mathematics

1 answers

Shristi Upadhyay 5 years, 2 months ago

x=1 Now put the value of x in given polynomial we got, a×1×1-3(a-1)×1-1=0 a-3a+3-1=0 -2a+2=0 -2(a-1)=0 (a-1)=0 a=1 So we got the value of a is 1

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CBSE > Class 10 > Mathematics