Answer:
(3/8) ^2
Step-by-step explanation:
P ( male history teacher) = Number males/ total
= 3/8
Assuming nothing changes in year two
P ( male history teacher year two) = Number males/ total
= 3/8
P( male, male) = 3/8 * 3/8 = (3/8) ^2
Answer: -4R
Step-by-step explanation:
Combine like terms
1. R technically has a 1 in front making it 1R
2. -5R + 1R = -4R
Answer:

Step-by-step explanation:
To find the angle C given the equation
, use the "arctan" function [which is the inverse function of tangent] on both sides of the equation as shown below:

This can be rounded to the nearest degree as: 
Answer: 3^4x5^2
Step-by-step explanation:
One example of this number is 24, or maybe 12, just follow the rules and you'll have a lot of answers.