. Find k for which the sum & product of the roots of quadratic equation kx2 – 4x + 4k = 0 are equal.
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1
D=0
b²-4ac=0
(-4)²-4k.4k=0
16-16k²=0
1=k²
k=+-1
b²-4ac=0
(-4)²-4k.4k=0
16-16k²=0
1=k²
k=+-1
Answered by
2
this is the brainliest answer.
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