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Class X
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Chapter 2
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Zeroes and coefficients of a cubic
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Quiz
Class X
Quick check : Cubic Vieta
6 questions
Question 1 of 6
Score:
0
/ 0
For
a
x
3
+
b
x
2
+
c
x
+
d
ax^3 + bx^2 + cx + d
a
x
3
+
b
x
2
+
c
x
+
d
with zeroes
α
,
β
,
γ
\alpha, \beta, \gamma
α
,
β
,
γ
:
α
+
β
+
γ
\alpha + \beta + \gamma
α
+
β
+
γ
equals:
A
b
/
a
b/a
b
/
a
B
−
b
/
a
-b/a
−
b
/
a
C
c
/
a
c/a
c
/
a
D
−
c
/
a
-c/a
−
c
/
a
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