Multiply. See Examples 1 through 3.
EXAMPLE 1 Multiply.
a. (−8) (4)
b. 14(− 1)
c. −9(−10)
Solution
a. −8(4) = −32
b. 14(−1) = −14
c. −9(−10) = 90
EXAMPLE 2 Perform the indicated operations.
a. (7) (0) (−6)
b. (−2) (−3) (−4)
c. (−l) (5) (−9)
d. (−4) (−11) − (5) (−2)
Solution
EXAMPLE 3 Multiply
a. (−1.2) (0.05)
b.
c.
Solution
a. The product of two numbers with different signs is negative.
(−1.2) (0.05)
=
−[(1.2) (0.05)]
= −0.06
b.
c.
(−7) (−7)
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