Just like simplifying any other fraction.
Divide the top number and bottom number
by their greatest common factor.
The greatest common factor of 40 and 2 is 2 .
Answer:
(x - 10)(x + 8)
Step-by-step explanation:
x² - 2x - 80
Consider the factors of the constant term (- 80) which sum to give the coefficient of the x- term (- 2)
The factors are - 10 and + 8 , since
- 10 × 8 = - 80 and - 10 + 8 = - 2 , then
x² - 2x - 80 = (x - 10)(x + 8)
The "x" intercept is where a line would mark across the "x" axis.
The "y" intercept is where a line would mark across the "y" axis.
X is horizontal and Y is vertical.
Answer:
d^2=5d
d= √5d
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Answer:
A. 1
Step-by-step explanation:
The relative frequency is calculated by dividing the frequency of respective class to the total frequency. i.e R.f=f/∑f.
Hence, the relative frequencies can never be add up to total number of observations because it is computed from taking the proportion of frequency and total number of observation. The relative frequencies thus add up to 1.
For example we are given the frequencies for 3 classes as 6,4,2 and computed relative frequencies of these 3 classes are 6/12, 4/12 and 2/12.
Now adding these three relative frequencies 6/12+4/12+2/12=6+4+2/12=12/12=1.
Thus, the relative frequencies add up to 1.