Question

is (k-4)x² - 3x = 9 a quadratic equation ??
please answer fast ! ​

Answer 1

Answer:

(k-4)x² - 3x = 9

kx²-4x²-3x=9

-4kx²-3x-9=0

4kx²+3x+9=0

so,it is a quadratic equation

Step-by-step explanation:

Answer 2

what value of 'k' will the following quadratic equation: (k+1)x2-4kx+9=0 have real and equal roots