10) If
one root of the ean
(x+4)(x+3)=0 & -4, then find the
another root of the equation
Answers
Answered by
1
Step-by-step explanation:
Correct option is
A
(0,1)
3
a
+
2
b
+c=0
Let f(x)=ax
2
+bx+c
F(x)=∫f(x)=
3
ax
3
+
2
bx
2
+cx+d
F(x) is continous & differentiable in [0, 1]
F
1
(c)=
1−0
f(1)−f(0)
where cϵ[0,1] (apply LMVT)
=
3
a
+
2
b
+c
f(c)=0
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