Answer:
it's a quadratic formula
Step-by-step explanation:
in the formula, substitute the value of <u>a as 1, b as 2 and c as -8</u>
then, you will get ur answer
Answer:
9
Step-by-step explanation:
21^2-19^2=80
sqaure root of 80 to the nearest 10th is
I’m pretty sure it would be interquartile range, since range is the measure that measures variation within a data set.
-13 could be -26/2 as an improper fraction
