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Byju's Answer
Standard XII
Mathematics
Relation between Roots and Coefficients for Higher Order Equations
Find the prod...
Question
Find the product of all the roots for the equation
3
x
3
+
5
x
2
+
9
x
=
0
.
__
A
0.0
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B
zero
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C
Zero
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D
00
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E
0
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Solution
Compare
3
x
3
+
5
x
2
+
9
x
=
0
by standard form of cubic equation
a
x
3
+
b
x
2
+
c
x
+
d
=
0
.
We have a = 3, b = 5, c = 9 and d = 0
Using the relation between roots and coefficients, we get
Product of the roots
α
β
γ
=
−
d
a
=
0
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