A quintic equation?! Think differently

Algebra Level 2

$\large {\begin{cases} {x-y=7} \\ {x^2+y^2 = 85} \end{cases} }$

Let $$x$$ and $$y$$ be positive real numbers that satisfy the system of equations above. What is the value of $$x^5 - y^5$$?

×

Problem Loading...

Note Loading...

Set Loading...