BTS
y=3x+8.
What is the slope?
m=3
Simplify:
(x+9)(2x+7)
2x2+25x+63
Zeros are the same thing as?
X-intercepts
Roots
Solutions
In vertex form
What is h?
What is k?
h=x
k=y
What two items do you need to complete POINT SLOPE FORM?
Slope and an Ordered Pair
In the standard form for a quadratic function, when you have a (-a), what direction will your parabola open?
DOWN
Laws of exponents state that when you have Product of Powers, which have the same base, what do you do with their exponents?
Add
h0=?
1
5+14a = 9a-5
What is a?
a=-2
Laws of exponents state that when you have Power of a Power, that have the same base, what do you do with their exponents?
Multiply.
How can you identify the axis of symmetry?
X point on x-axis
f(x)=45(.8)x
What is the y-intercept of this exponential function?
Domain is?
Range is?
X
Y
In the standard form for a quadratic function, when you have a (a), what direction will your parabola open?
UP.
In a graph, when will you have All Real Number
Graph ends in arrows
Laws of exponents state that when you have Quotient of Powers, which have the same base, what do you do with their exponents?
Subtract.
In a new quadratic function, g(x)=(x+8)2, your parabola will shift what direction?
Rate of the change is the same thing as?
SLOPE
Find the Slope.
(6,8) (-4, -12)
m=2
In a new quadratic function, g(x)=(x-7)2, your parabola will shift what direction?
RIGHT
(a7)(a-5)=?
a2
D.V. means what?
Direct Variation
IF your graph goes straight up and down and is x=7, what kind of slope do you have?
Undefined
Laws of exponents state that when you have negative exponent in your answer, where do you put the base in the answer?
Under 1.
What is the difference between parallel and perpendicular slopes?
Parallel= SAME slope
Perpendicular= OPPOSITE RECIPROCAL