Math, asked by sanjaysanjayraha, 5 months ago

for what value of k the equation k x square+6x+1=0has equal roots?​

Answers

Answered by princeuplucky123449
2

Answer:

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Step-by-step explanation:

This is the form ax

2

+bx+c=0

Here a=k,b=6,c=1

Δ=b

2

−4ac

Since the roots are equal, discriminant=b

2

−4ac=0.

Therefore, (6)

2

−4×k×1=0

⇒36−4k=0

⇒4k=36

⇒ k=

4

36

=9

⇒ k=9

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