Math, asked by karinkimahendra, 11 months ago

if 3 is a zero of a polynomial x2+2x-a​

Answers

Answered by devilaryan69
1

Step-by-step explanation:

x²+2x-a

if 3 is the zero then

(3)²+2(3)-a

9+6-a=0

9+6=a

a=15

answer

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Answered by rashika9e
1

Answer:

answer for this question is 15

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