Answer:
1) 
2) 
3) 
4) 
5) 
Step-by-step explanation:
According to the information given in the exercise, the value of "x" is:
Then:
1) You must substitute into the expresion 
:
Now, you must evaluate:
2) You have to substitute the given value of "x" into the second expression:
Finally, evaluating, you get the following result:
3) According to the Zero exponent Rule, any non-zero number with an exponent of zero is equal to 1.
Then, substituting into the expression 
and then evaluating, you get:
4) By definition:
Then, substituting into 
and evaluating, you get:
5) Since:
When you substitute the given value of "x" into the last expression and then you evaluate, you get:
Answer:
Sophia is 17 years old. Sophia's brother is 11 years old.
Step-by-step explanation:
Answer:
Food chain shows how energy transferred from one living organ to another via food. most important to learn how food chain works so that we know what are the important living organisms that make up the food chain and how ecology is balanced
This requires you to find the volume of the cone.
The volume of a cone is 1/3 the area of the base (a circle) times the height of the cone, or 1/3(3.14)r^2 * h.
The radius of the base is 7.5/2 or 3.75.
V = 1/3(3.14 * 3.75^2) * 3.5
V = 1/3(44.16) * 3.5
V = 1/3*154.56
V = 51.5 cm^3 of feed
Answer:
1.37
Step-by-step explanation:
I just used my calculator lol
