Sample space َََ َ َ َ َ َ َ َ َ َ
Use the substitution method
Answers:
2m
2(1)
= 2
2(2)
= 4
2(3)
= 6
Answer:
It is an irrational number,
as a decimal rounded to the tenth place is 1.7
Step-by-step explanation:
All square roots are irrational numbers
Answer:
sec A = 5/4
Step-by-step explanation:
Sec of an angle is hypotenuse/adjacent side
In your problem, sec A = 25/20 = 5/4
It helps if you can draw a figure of the problem. Make sure you memorize the definition of each trig function
The surface area of a sphere is given by

We deduce

So, in your case, the radius is

The volume of a sphere is given by

So, we have
