Question

(-2ab) × 3bc × (-5ca)​

Answer 1

Answer:

30a^2 b c^2

Step-by-step explanation:

=-15 a c^2 b × -2 ab

=30a^2 b c^2

Answer 2

So, it's not a lengthy question just some common multiplications:

= (-2ab)×3bc×(-5ca)

This can also be written as this:

= (-2×3×-5)×ab×bc×ca

= 30a²b²c²

Here is your answer and hope it will help you.