Math, asked by Anubhavshina, 1 year ago

Find the value of a, for which the polynomial 2x square +ax +7 has 1 as its zero

Answers

Answered by zoya0710

2

p (x)=2x^2+ax+7

p (1)=2×(1)^2+a×1+7=0

2+a+7=0

a+9=0

a=-9

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