Answer:
Ok
Step-by-step explanation:
What grade are the questions from?
The simplified form is 20x^2. Because you 2x*2, you get 4x. You multiply that by 5x, and then you get your answer.
Answer:
68%
Step-by-step explanation:
The mean is 32 minutes, and the standard deviation is 4 minutes.
28 is 1 standard deviation below the mean, and 36 is 1 standard deviation above the mean.
According to the empirical rule, 68% of a normal distribution is between -1 and 1 standard deviations. 95% is between -2 and 2 standard deviations. 99.5% is between -3 and 3 standard deviations.
So the answer is 68%.
Answer:
D
Step-by-step explanation:
the answer is D because the line touches the graph on the y intercept at points -4, 1, and 2
Answer:
Step-by-step explanation:
8,27,64,548, it is 355