Question

the value of k for which 3 is a zero of polynomial kx^2+5x-k is. plz be fast​

Answer 1

Answer:

Given : 2 is one of zeroes of the polynomial kx

2

+3x+k, which means x=2 will satisfy it.

k(2)

2

+3(2)+k=0

4k+6+k=0

5k+6=0

k=−

5

6

The value of k is −

5

6