Question 1130290

When 2t^4 - 1 is divided by t+2, what is the remainder?
<pre>Factor = t + 2, so t + 2 = 0, and t = - 2, and so, remainder = f(- 2).
{{{matrix(1,9, f(- 2), "=", 2(- 2)^4 - 1, "=======>", f(- 2), "=", 32 - 1, "=", 31))}}}
As seen, remainder is simply 31.