Answer:
4
Step-by-step explanation:
2x+3(x-4)=8
2x+3x-12=8
5x-12=8
5x-12+12=8+12
5x=20
5x/5=20/5
x=4
Find the mean and median for this set. 6, 7, 7, 8, 8, 8, 8, 8, 8.5, 9, 9, 9, 9, 9.5, 10, 10.
julsineya [31]
Mean: 8.375
Median: 8.25
To find mean you must add up the numbers. Then divide the total and the total numbers there are.
The statistical concept of the median is a value that divides a data sample, population, or probability distribution into two halves. Finding the median essentially involves finding the value in a data sample that has a physical location between the rest of the numbers.
Answer is A, basically using the Pythagorean theorem but in a slightly different way, should still get you the same answer.
Answer:
a)1.5
b)36
c)34
d)5.33333...
e)0
Step-by-step explanation:
The last option: In his recursive formula, he should have the term an−1 instead of −4 to get an=an−1−3.
