Quadratic Functions
What does GCF stand for?
Greatest Common Factor
What is the formula?
f(x)=ax
or y=abx
What is a function whose graph forms a straight line called?
A linear function
What is the difference in the shape of a linear and exponential function?
an exponential function is curved and a linear function is a straight line
When is my birthday?
TODAY!!!
What is the GCF of 4x-2x2
GCF: 2x
Is this exponential growth or decay: 2(.55)x
What is the equation of a line?
y=mx+b
What variable do all three equations have?
x
How many pets does Ms. Collins have?
None!
Find the GCF: 6xy2 + 9xy
GCF: 3xy
What does f(x) represent in an exponential function?
dependent variable or output of the function. AKA y
What is the slope formula?
y2-y1/ x2-x1
What are the three functions we are comparing?
Quadratic, exponential, linear
Where do I order my coffee from?
Starbucks!
Factor out the GCF: 5x-10
5(x-2)
Is this equation exponential : y=3x-2
No, this is a linear function
Is this equation linear: x3 +y = -1
No, because x has an exponent other than one.
What letter is the y-intercept in the equation: f(x)=abx
a
Where is Ms. Collins from?
Maryland
Factor out the GCF: 2x2+12x3
2x2(1+6x)
Is this growth or decay: 7(1.45)x and by what percentage?
Growth, 45%
What are the steps to solving a linear equation?
1) Simplify each side
2) Use -/+ properties to move the variables to one side
3) Use multiplication/division
4)Check your answer
5) Solve for the variable
For a linear line, the y values ____________ (add/subtract/multiply/divide) at a constant rate as we increase in value
add/subtract
Ms. Collins' eye color is...
Brown