## Intermediate Algebra for College Students (7th Edition)

$-240$
There are an odd number of negative numbers, so the product is negative. Thus, $4(-3)(-2)(-10) \\=-(4 \cdot |-3| \cdot |-2| \cdot |-10|) \\=-(4 \cdot 3 \cdot 2 \cdot 10) \\=-240$