Question

For what values of K, the roots of the equation 3x ^ 2 - 10x + K = 0 are real?​

Answer 1

Answer:

k=25/3

Step-by-step explanation:

3x^2-10k+k=0

comparing with ax^2+bx+c=0

a=3, b= -10, c=k

but root r real

b^2-4ac= 0

(-10)^2-( 4×3×k)= 0

100 -12k= 0

12k= 100

k=100/12

k= 25/3