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Advanced Math
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Equivalent expressions
hard
r
(
x
)
=
8
(
x
−
3
)
s
(
x
)
=
x
3
+
n
x
2
+
3
n
x
+
27
For the given functions
r
and
s
,
n
is a constant. If
r
(
x
)
⋅
s
(
x
)
=
8
(
x
4
−
81
)
, what is the value of
n
?
1
3
\[ r(x) = 8(x - 3) \\ s(x) = x^{3} + nx^{2} + 3nx + 27 \]For the give… | Math SAT Question | Ronan SAT