Question

4x2-8kx-9=0 find the value of k

Answer 1

Your question is not properly right

Answer 2

Answer:

4×2-8k × -9 = 0

8-8k × -9 = 0

-72 - 8k = 0

-8k = 72

k = 72/-8

*k = -9*

Hope it helps......