STREAK
0d
LV 1
0 XP
Institute site
Problem Bank
· sys-2
Systems · Power sums
AMC 12 style
●●●○○ 6/10
~4 min
⏱ 0:00
If
x
+
y
=
5
x + y = 5
x
+
y
=
5
and
x
y
=
6
xy = 6
x
y
=
6
, what is
x
3
+
y
3
x^3 + y^3
x
3
+
y
3
?
identities
symmetric
newton-sums
Submit
Hint 1 of 3
Show solution
∂
Learn
Σ
Problems
⊕
Contests
↻
Review
∇
Dashboard