If the ratio of the roots of the quadratic equation ax2 +bx +c= 0 p:q then prove that p/q+ q/p +c/a
Answers
Answered by
0
Answer:
Answer
Correct option is
ac
b
2
−2ac
and q are the roots of ax
2
+bx+c=0.Then
p+q=−
a
b
,pq=
a
c
q
p
+
p
q
=
pq
p
2
+q
2
=
pq
(p+q)
2
−2pq
=
c/a
(b
2
−a
2
)−2(c/a)
=
a
2
b
2
−2ac
×
c
a
=
ac
b
2
−2ac
Similar questions