F(x)=x2 + 2x - 5 represents a quadratic function
Answer:
Step-by-step explanation:
Using the distance formula,

So the perimeter is 
Answer:
Current
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
20/2=10
10+10=20
17
Answer:
Measures of Variability: Range, Interquartile Range, Variance, and Standard Deviation. ... While a measure of central tendency describes the typical value, measures of variability define how far away the data points tend to fall from the center. We talk about variability in the context of a distribution of values.