This is an easy question you shouldn’t have to ask this on here.
Answer:
B' (2, 5 )
Step-by-step explanation:
Under a counterclockwise rotation about the origin of 270°
a point (x, y ) → (y, - x ) , then
B(- 5, 2 ) → B' (2, 5 )
Answer:

Step-by-step explanation:
GIVEN: There is a
chance of rain on Saturday and a
chance of rain on Sunday. Assume that the event that it rains on Saturday is independent of the event that it rains on Sunday.
TO FIND: What is the probability that it rains on exactly one day over the weekend.
SOLUTION:
Probability of rain on Saturday 
Probability of not raining on Saturday 
Probability of rain on Sunday 
Probability of not raining on Saturday 
Probability of raining exactly one day over the weekend




Hence probability of raining exactly only one day over the weekend is 
1)Division And Multiplication
2)99 CM