Question 1028523
{{{f(x) = 7 - 5x + 7x^2}}}
{{{f(-9) = 7 - 5(-9) + 7(-9)^2 }}}
{{{f(-9) = 619 }}}
.
.
.
{{{f(x) = -13x^2 - 7x^4 - 11x }}} 
{{{f(5) = -13(5)^2 - 7(5)^4 - 11(5) }}} 
{{{f(5) = -4755}}}