one of the roots of equation kx^2-14x-5
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first compression to ax²+ bx+ c= 0
a=k b=-14 and c=-5
now b²-4ac= o
=>-14²-4*k*-5=o
256+20k=0
k= -256/20= 12.8
a=k b=-14 and c=-5
now b²-4ac= o
=>-14²-4*k*-5=o
256+20k=0
k= -256/20= 12.8
jhaharsh878:
ur calculation is so poor
196 +20 =216
nt 256
14 square is 196
not 256
poor
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