Polynomial Extreme Values Quiz

$x^4 + y^4 - 2x^2 + 4xy - 2y^2$

$x^3 + 3xy^2 - 3x^2 - 3y^2 + 7$

$y^2 + 4xy + 3x^2 + x^3$ (correct)

$x^3 + y^3 - 3axy$, where $a > 0$

$xy(a - x - y)$

$x^3 + 3xy^2 - 3x^2 - 3y^2 + 4$ (correct)

$2(x^2 - y^2) - x^4 + y^4$

$x^3 + y^3 - 63(x + y) + 12xy$

$xy(3a - x - y)$ (correct)

$x^3 + 3xy^2 - 15x^2 - 15y^2 + 72x$

$x^3 + y^3 - 63(x + y) + 12xy$

$x^3y^2(1 - x - y)$

<p>$x^3 + y^3 - 3axy$, where $a &gt; 0$</p> Signup and view all the answers

<p>$x^4 + y^4 - 2x^2 + 4xy - 2y^2$</p> Signup and view all the answers