Question

for what value of k the quadratic equation 2kx square - 40 X + 25 is equal to zero has equal roots also find the roots
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Answer 1

let the roots are α , 1/α

product of roots = c/a

α*1/α = 25/2k

2k = 25

k = 25/2

Hope it helped you

Answer 2

Hey there

Here ur  answer

Let the roots be d , 1/d

Thn,

Product of roots = c/d

→ d × 1/d = 25/2k

→ 2k = 25

→ k = 25/2

→ K = 12 . 5 .

Hope this helps u

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