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Mathematics
Problem
Two different real numbers
α
\alpha
α
and
β
\beta
β
are the roots of the quadratic equation
a
x
2
+
c
=
0
ax^2 + c = 0
a
x
2
+
c
=
0
with
a
,
c
≠
0
a, c \ne 0
a
,
c
=
0
, then
α
3
+
β
3
\alpha^3 + \beta^3
α
3
+
β
3
is: (a)
a
a
a
(b)
−
c
-c
−
c
(c) 0 (d)
−
1
-1
−
1
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