Question

For what values of k, the equation 9x square +6ky+4 has equal roots?

Answer 1

Answer:

D= b2-4ac=0

Step-by-step explanation:

SO,

IT'S A EQUAL ROOTS

THE VALUE OF B= 6k , a=9 and c=4

SO,PUT THE VALUE

(6k) square-4*9*4=

36ksquare-144=0

36k square = 144

k square= 144/36

k square= 4

k= ✓4

k=2

SO,

THE VALUE OF K IS 2