Question

if x=3/2 is one root quadratic equation 7x²+2kx–9=0​

Answer 1

Answer:

-2.25

Step-by-step explanation:

7*3/2*3/2+2k*3/2-9=0

63/4+3k-9=0

(63-36)/4 +3k=0

27/4+3k=0

k= -27/4*1/3

k=-9/4

k=-2.25

Mark as brainliest  :D