Fun Facts
What day is Halloween?
October 31
Find the Average Rate
Point 1: (8, 11)
Point 2: (12, 15)
The average rate is 1
What is the domain of f(x) = x + 2?
x = R or (- infinity, infinity)
f(1) = 3
Find the inverse
F-1(3) =1
Let f(x) = 3x-6 and g(x) = x+7. Find f(x) + g(x)
4x + 1
What does WBLE mean?
Work Based Learning Experience
Find the Average Rate
Point 1: (20, 23)
Point 2: (25, 18)
The average rate is -1
What is the domain of f(x) = √(x - 3)?
Express your answer in interval notation
(Remember the rule of square roots)
[3, infinity)
(Remember, a value inside a square root can be less than 0.)
True or False: If the f-1(3) =4, then f(4) =3
True
Let f(x) = x+ 7 and g(x) = 8x - 9. Find f(x) - g(x).
-7x + 16
What does the acronym "SMH" mean?
Shaking my head
What is the local extrema of the function shown?
(local extrema = local max and min)
Local max: (1,3)
Local min: (-2, -3)
LOCAL not Absolute
What is the domain and range of the function in the image shown?
Domain: (-infinity, infinity)
Range: [0, infinity)
Find the inverse of:
f(x) = x2 + 1
f-1(x) = √(x - 1)
Let f(x) = x2 and g(x)= x + 5. Find f੦g(x).
Remember, f੦g(x) = (f(g(x)))
x2 + 10x + 25
Who is the actor that plays The Flash in the CW show?
Grant Gustin
Let f(x) = 4x - 3. Find the average rate between x1 = 1 and x2 = 2
The average rate is 4
What is the domain and range of the function?
f(x) = 4/(x - 6)
(Remember the rule about denominators!)
Domain: (- infinity, 6) U (6, infinity)
Find the inverse of f(x) = 5x +4
f-1(x) = (x-4)/5
Let f(x) = x + 4 and g(x) = 3x+7. Find g੦f(x)
Remember, g੦f(x) = g(f(x))
g(f(x)) = 3x + 19
What is the major I studied in college?
Computer Science
Let f(x) = 3x+7. Find the average rate between x= 3 and x= 6
The average rate is 3
What is the domain and range of the image shown? Express your answer in interval notation.
Domain: [ -4, + infinity)
Range: [0, +infinity)
Find the inverse function of f(x)= 1/(x + 2)
f-1(x)= (1/x) - 2
Let f(x) = 4x+ 1 and g(x) = 7x+10 . Find f(g(x))
28x+41