Question

Evaluate: ​
(iv) $(-15)\times (-8)$.

Answer 1

The given expression has two negative integers.
i.e , an even number of negative integers.
Thus, their product would be a positive integer as follows

$(-15)\times (-8)=(15\times 8)$

$=120$

$\therefore$ The value of $(-15)\times (-8)$ is $120$.