Answer:
13
Step-by-step explanation:
it is very easy
19-6=-11
it is false
now the true equation is
19-6= 13
A= πr^2
r=9
A= π(9)^2
A= 9x9=81
A=81π
In case that you have to use π
Multiply π(3.14)
3.14 times 81=254.34
Ur mom and a buttcheek on a stick
Answer:
b=4a
Step-by-step explanation:
Answer:
We conclude that:

Step-by-step explanation:
Given the expression

Rewrite
as 
so

Apply difference of two squares formulas:

so

∵
,
Therefore, we conclude that:
