Write the parent function of a quadratic
y=x2
What is the y-intercept in the function above. Write your answer as an ordered pair.
(0,4)
Add the polynomials
(2x+7) + (10x+4)
12x+11
Solve for x
sqrt(x-3)=7
x=52
What is my first name
Michael
Write a quadratic function vertically translated (shifted) up 3 units
y=x2+3
draw a function that has a x-intercept at (3,0)
many possible answers
Subtract the polynomials
(3x+7) - (1x+6)
3x+7-1x-6
2x+1
Solve for x
sqrt(3x-4)=2
x=8/3 or 2.67
Which country produces the most coffee in the world?
Brazil
Write a quadratic function vertically translated (shifted) up 3 units and horizontally translated (shifted) left 14 units
y=(x+14)2+3
Many possible answers
Multiply the polynomials
(2x-7)(4+5x)
10x2-27x-28
Solve for x
11 / (x-3) = 6
x=29/6 or 4.83
About how many taste buds does the average human tongue have?
10,000
Write a cubic function vertically stretched by a factor of 7 and reflected across the x axis
y=-7x3
What are the x-intercepts of the function above. Write your answer as ordered pairs. (make sure you write all x-intercepts)
(-2,0) (-1,0) (1,0) (2,0)
Multiply the polynomials
(2x2-4)(x+9)
Remember,
x*x=x2
x2*x3=x5
2x3+18x2-4x-36
What is a solution that was solved correctly, but does not make the equation true when you check your work called?
extraneous solution
Name the three primary colors
red, yellow, blue
Write an equation of a cubic function horizontally translated 1/2 units right and vertically translated 11 units down
y=(x-1/2)3-11
What is the domain and range for the function above. Write your answer in interval notation.
Domain: (-inf, inf)
Range: [-2.2, inf)
Subtract the following polynomials
(x2+5x-3) - (2x2-3x+9)
-x2+8x-12
Many possible answers. Two functions should not touch
How many bones do sharks have in their bodies?
none