Question

4. Find the value of k, if x-3 is a factor of 4x2-15x+k
​

Answer 1

Answer:

x - 3 = 0

x = 3

Putting x=3 in the equation:-

4x² - 15x + K = 0

4×3² - 15×3 + K = 0

4×9 - 45 + K = 0

36 - 45 + K = 0

-9 + K = 0

K = 9 Ans.