Basic Math Examples

$t^{2} - 18 t + 72$

Step 1

Consider the form $x^{2} + b x + c$ . Find a pair of integers whose product is $c$ and whose sum is $b$ . In this case, whose product is $72$ and whose sum is $- 18$ .

$- 12, - 6$

Step 2

Write the factored form using these integers.

$(t - 12) (t - 6)$