Answer:

Step-by-step explanation:
Given that:
at y = 0 , x = 1
Then:
Area = 
Area = 
Area = 
Then:



![\overline x = \dfrac{5}{3} \ [\dfrac{3}{8}x^{8/3}]^1_0](https://tex.z-dn.net/?f=%5Coverline%20x%20%3D%20%5Cdfrac%7B5%7D%7B3%7D%20%5C%20%5B%5Cdfrac%7B3%7D%7B8%7Dx%5E%7B8%2F3%7D%5D%5E1_0)


Similarly;







Thus; 
I think this is answer for this
Answer:
Step-by-step explanation:
(X+3)(x-2)
3x-2x
X
Answer:
n=12
Step-by-step explanation:
since the ratio is 6lbs:$8
if they were buying 3lbs it would cost $4
so with 9lbs it would cost $12
3:4
6:8
9:12
:)
The answer will be 25 using the Pythagorean theorem.<span />