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2 votes
Simplify (4х + 5y) (2x – Зу) + Зху

User Fog
by
6.8k points

2 Answers

4 votes

Nvm he already did it :)

User Stuart Robertson
by
5.6k points
4 votes

Answer:

8x²-15y²+xy

Explanation:

We need to use FOIL for this:

First

Outer

Inner

Last

(4x+5y)(2x-3y)+3xy=

8x²-12xy+10xy-15y²+3xy=

8x²-15y²+xy

User Agasthyan
by
6.7k points
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