English, asked by srikanth9670, 10 months ago

If 3 is a zero of the polynomial 2x2 +x+k, then the value of k is

Answers

Answered by ananyacute9336279023

5

Answer:

first we put the value of x is equal to 3

2*(3)²+3+k=0

18+3+k=0

21=-k

k=-21

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