Basic Math Examples

$- 14 k + 45 + k^{2}$

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 $45$ and whose sum is $- 14$ .

$- 9, - 5$

Step 2

Write the factored form using these integers.

$(k - 9) (k - 5)$