In the following exercises, multiply the monomials.

a6y7-3y4b47rs214rs3

Short Answer

Expert verified

The solution is

a6y7-3y4=-18y11b47rs214rs3=8r2s5

Step by step solution

01

Part (a) Step 1. Given information

The given expression is

6y7-3y4

02

Part (a) Step 2. Simplify

Using commutative property to rearrange the terms

6y7-3y4=6·-3·y7·y4=-18y7+4=-18y11

03

Part (b) Step1. Given information

The given expression is

47rs214rs3

04

Part (b) Step 2. Simplify

Using commutative property to rearrange the terms

47rs214rs3=47·14·r·r·s2·s3=8r2s3+2=8r2s5

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