Answer:
60y+48
Step-by-step explanation:
Multiply both terms inside the parentheses by 12
Answer:
PS=5.4
Step-by-step explanation:
The centroid divides each median in the ratio 2:1
If U is the centroid, then

We use ratio to obtain;

Cross multiply;

Expand;

Group similar terms;


x=1
PS=PU+US
PS=3.6+1+0.8
PS=3.6+1+0.8
PS=5.4
30-10=20
20-10=10
or
10+20=30
You can find it by integrating twice:


Given that

, you have

and given

,
