Question

if kx²-14x +8 = 0
find k
sol
a= 6b
a+b= -b/a
6b+b=-(-14)/k
7b= 14 /7b

ab=c/a
6b*b=8/k
6b²=8/14/7b
6b²*14/7b=8
3b²=4b
3b²-4b=0



find error in solution​

Answer 1

Answer:

I don't find any error......