do u want us to draw it 4 u ? cuz I can
Answer:
(4x−7)⋅(3x+5)
Step-by-step explanation:
Its that because of the steps that you learn
Answer:
-2m would be the answer
Step-by-step explanation:
Answer:
B is the answer. ........
Answer: 0.0129
Step-by-step explanation:
Given : Sample size : n=32
The average amount of time spent texting over a one-month period is :
Standard deviation :
We assume that the time spent texting over a one-month period is normally distributed.
z-score :
For x= 199
Now by using standard normal table, the probability that the average amount of time spent using text messages is more than 199 minutes will be :-
Hence, the required probability = 0.0129