Math, asked by stushasyap9652kv, 4 months ago

for what value of k , are roots of the equations 3x^2+2kkx+27=0 real and equal. ​

Answers

Answered by SajanJeevika
0

condition of quadratic equation if root is real and equal ,

D=0

b^2-4ac=0

(2k)^2-4*3*27=0

4k^2=4*81

k^2=81

k=+9,-9

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