Slope intercept = y=mx+b
m is the slope
b is the y int
point slope =y2-y1=m(x1-x2)
Answer:
9
b³
Step-by-step explanation:
The 2 terms are like terms and can be combined, that is
b³ ( 1 + 8)
= 9
b³
Answer:
a rise of 20 degrees
Step-by-step explanation:
since it started at -2 degrees, you have to add enough to get out of the negatives.
-2 + 2= 0, then 0+18 to get to the 18°
-2 + 20 = 18
Answer:

Step-by-step explanation:
-Let x be the sample size and n the population size
-The conditions for a one-sample proportion z-test are:
-The sample is randomly selected from the population.
-The sample size is greater than or equal to ten times the population size:

-The expectation np is greater than or equal to 10:

Answer:
U=3
Step-by-step explanation:
Since 9*3=27, and 27-7=20, U=3.