Answer
$45$
Work Step by Step
The product of two numbers with the same sign can be found by performing the following steps:
(1) Multiply their absolute values.
$|-9| \cdot |-5| = 9 \cdot 5 = 45$
(2) The product is positive.
$-9(-5) = 45$
Thus, the product of the given numbers is $45$.
