Help, please I need help with this quiz question ​

Find the area of the unshaded square

How do you find p(a and b) if a and b are independent events for two or more actions, such as tossing a coin twice and finding p(heads and heads)? 2. how do you find p(a or b) if a and b are independent events for one action, such as spinning a four-color spinner once and finding p(red or blue)?

Question 27 of 28 1 point what is the slope of the line shown below? (3,-2) (2,-4)