Linear Functions
What is the equation of a parent linear function?
What is y=x?
What is the equation of the Quadratic parent function?
y= x2
What is the parent function?
y=2x
What is the formula for the product of powers?
aman=a(m+n)
Simplify (3x2 + 4x + 1 )/(3x + 1)
x + 1
In a slope-intercept form equation, "b" represents...
What is the y-intercept in a slope form equation?
What formula do you use to solve for the zeros of a quadratic function?
x= (-b±√(b²-4ac))/(2a) .
What is causation?
Basically cause and effect.
What formula can be used to solve a power of power question?
(am)n=amn
Solve this polynomial: x2 - 7x + 12
(x - 3)(x - 4)?
What equation can you use when you have 2 points from a line and the slope?
What is y- y1 = m(x - x1)?
How do you calculate the axis of symmetry?
-b/2a
(only when the equation is in standard form)
y=2(1.07)x
Exponential growth
What is the answer to 34
81
Factor this binomial: 3x4 - 27x2.
= 3x2 (x + 3)(x - 3)
What happens when you have a slope of zero?
What is it creates a horizontal line?
What happens to the graph f(x)= x^2 + 4x + 4 when the 'b' value becomes negative
It shifts to the right
Is this an exponential function?
y=x2+87
No.
Simplify (-8)2/3
4
Divide: x3 - 8/x - 2.
x2 + 2x + 4?
Bob bought a burger and 3 sodas for 25 dollars. Jane bought 2 burgers and 2 sodas for 40 dollars. What is the price for each burger and soda?
(Hint: use a system of equations to solve this problem.)
What is each burger (x) costs $17.5 dollars and each soda (y) costs $2.5 dollars.
What are the x-intercepts of the equation 25x^2 + 144x -2 = 31?
What is x=(-72+√6009)/25?
OR
What is x=(-72- √6009)/25?
What is an asymptote?
The "x-intercept", but never touches the x-axis.
Simplify (3xy-1/y)2
9x2/y4
Solve this polynomial: 2a2b2c2 - 4ab2c2 + 2b2c2
2b2c2(a-1)(a-1)