Answer:
1/2
Step-by-step explanation:
Pick two points
(0,1) and (2,2)
The slope is
m = (y2-y1)/ (x2-x1)
= (2-1)/(2-0)
= 1/2
Answer:
This is a biased sample.
Step-by-step explanation:
This is because she gave a random sample, but the she had the convenience of the students being with her when she surveyed. So it'e not actually random. She could also worded the survey or gave a biased response.
Answer:
x = 13
Step-by-step explanation:
Take the square root of both sides
Answer:
Sorry but u need another photo i can't see
The first step is to identify the order in which the equation must be solved, by following PEMDAS (you might know it as BEDMAS):
Parenthesis (or Brackets)
Exponents
Multiplication and Division
Addition and Subtraction
My advice would be to add parenthesis, following these rules, if you are not very good at finding them immediately by sight.
So:
We check our answer:
We are right!
So, .