## anonymous 5 years ago simplify: 10^4(10^3÷10^2)

1. anonymous

$10^4.{10^3 \over 10^2}=10^4(10)=10^5$

2. anonymous

The idea here is when you multiply two numbers that have the same base, you add the exponents, and when you divide them you, you subtract exponents. Does that make sense?

3. anonymous

simplify: (-2x^2)(-3xy)(-y)

4. anonymous

kinda

5. anonymous

10^5 is ans

6. anonymous

-6x^3y^2