for what values of k does 4x²-12x-k=o have no real roots
anshika321:
isme toh mujhe bhi doubt hai :D
Answers
Answered by
2
Answer:
Step-by-step explanation:
NO real roots means that DELTA < 0, that is, 144 + 16k < 0, that is, 9 + k <0, that is k < - 9.
Answered by
1
Answer:
4x^2 -12x+k =0
D = b^2-4ac
(-12^2)-4x4xk
144+16k =0
16k = 0-144
16k =-144
K =-144/16
K =_+12/4
Step-by-step explanation:
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