3 years ago

Which expression is equivalent to the given expression? (10c6d-5)(2c-5d4)

Mathematics

1 answer:

Vlad1618 [11]3 years ago

8 0

Answer:

120c²d - 1200cd² -10c + 100d

Step-by-step explanation:

We will first of all evalute inide the bracket then we expand it.

(10c6d-5)(2c-5d4)

=(60cd-5)(2c-20d)

= 60cd*2c -60cd*20d -5*2c +5*20d

= 120c²d - 1200cd² -10c + 100d

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