Multiply the following:-5a2bc, 11ab, 12abc2

The multiplication is as follows:(-5a2bc)×(11ab)×(12abc2)= (-5×11×12)(a2bc.ab.abc2)= -660a4b3c3The product is = 255xy3z2

Q83 of 128 Page 224

Multiply the following:
-5a²bc, 11ab, 12abc²

The multiplication is as follows:

(-5a²bc)×(11ab)×(12abc²)

= (-5×11×12)(a²bc.ab.abc²)

= -660a⁴b³c³

The product is = 255xy³z²

Multiply the following:

3x²y²z², 17xyz

Multiply the following:

15xy², 17yz²

Multiply the following:

-3x²y, (5y - xy)

Multiply the following:

abc, (bc + ca)

The multiplication is as follows:

(vii) 7prq, (p - q + r)