Area=legnth times width
we notice this is a special case
(a+b)(a-b)=a^2-b^2
area=(a+3b)(a-3b)=a^2-9b^2
area=a^2-9b^2
Answer:
1. 
2. 
3. 
Step-by-step explanation:
Many polynomials can be formulated so that
, some are as follows:
1. 
verification:

meets the condition.
2. 
verification:

also meets the condition
3. 
verification:

It is also valid.
Answer:
weres the question
Step-by-step explanation:
I’m pretty sure it’s 2 is 70 and 4 is 30
The slope of the line is 4/3 (as a fraction). Points to plot would be (0,-3) and (3,1)