Find k,if sum of the roots of quadratic equation x^2-4kx+k+3=0 is double their product
Answers
Answered by
2
This is the solution for your question
Attachments:
Answered by
1
Heya
______________________________
Let it's roots be Alfa And Beta
=>
ACCORDING TO THE QUESTION
=>
Alfa + Beta = 2× Alfa × Beta
=>
4k = 2× ( k + 3 )
=>
4k - 2k = 6
=>
k = 6/2
=>
k = 3
______________________________
Let it's roots be Alfa And Beta
=>
ACCORDING TO THE QUESTION
=>
Alfa + Beta = 2× Alfa × Beta
=>
4k = 2× ( k + 3 )
=>
4k - 2k = 6
=>
k = 6/2
=>
k = 3
Similar questions