Answer:
Your answer would be 8 and 5 because you are just moving the point over the y axis from -8 and 5 to 8 and 5.
Step-by-step explanation:
Step-by-step explanation:
x^2 + 13x + 36 = (x+4)(x+9)
x = -4 or x = -9
Try wolfram alpha, the website.
wolframalpha.com
Answer: She can buy 6 shirts
Step-by-step explanation: You subtract 95 from 240, which gives you 145 so you do 145/22.5 which will give you 6.4444 but you can't buy .44 of a shirt so you round down and you get 6.
The following steps will show you how to calculate the sample mean of a data set:
Add up the sample items.
Divide sum by the number of samples.
The result is the mean.
Use the mean to find the variance.
Use the variance to find the standard deviation.
