Question

if 2 is a zero of x^2-kx+18 then find k​

Answer 1

Answer:

If 2 is a zero then,

2^2- 2k+18=0

4+18=2k

2k=22

k=11

hope it helps

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Answer 2

Answer:

11

Step-by-step explanation:

2 is a zero

so 2²-k(2)+18 =0

4-2k+18=0

22-2k=0

k=-22/-2

k=11