Answer:
4ab and 3ab
Step-by-step explanation:
4<em>ab</em> and 3<em>ab</em> because they have the same variables <em>a</em> and <em>b</em>
Answer:
D)There are limited resources and unlimited wants and demands.
Step-by-step explanation:
The answer is 256pi if you have a calculator, and it says to put it in 3.14 for pi, do the same steps I show here, but instead of pi, you would put 3.14. But I hope this helps you
Answer:
This is an algebraic expression
Step-by-step explanation:
U won't ever use t to mean multiplication u will use a . Or × or a letter next to a number to symbolise mutiplication