Classify the polynomial below:
f(x) = -2x4 - 5x2 + 3x - 10
Quartic Polynomial
If a polynomial's end behavior is the same, the function has this type of degree.
Even polynomials
Explain the difference between the following and what they can tell you about a graph:
- even/odd functions
- even/odd degree
- symmetry
- end behavior
What is an extrema?
turning points of a polynomial; maximum and minimums
identify ONE interval of increase of the polynomial:
f(x) = x4+3x3-4x
(-2, -0.8) OR (0.6, infinity)
Classify the polynomial below:
f(x) = 10x3 + 3x - 10
If the polynomial is odd, then this happens to the end behaviors
they go to both positive and negative infinity
Create an example of a polynomial that...
- is even
- has even degree
(to be checked)
identify ONE extrema of the polynomial below:
f(x) = -x3-7x2-15x-9
Label the point as (relative min/max, absolute min/max) and the ordered pair.
Relative (local) max: (-1.7, 1.2)
Relative (local) min: (-3,0)
identify ONE interval of decrease of the polynomial: f(x) = x4+3x3-4x
(-inf, -2) OR (-0.8, 0.6)
Classify the polynomial below:
f(x) = x5+7x4+10x3-18x
Quintic Polynomial
If the polynomial is even and the leading coefficient is negative then the end behaviors...
both go to negative infinity
Even functions are symmetric over the ...
Odd functions are symmetric over the ...
y-axis
origin
identify ONE extrema of the polynomial below:
f(x) = -x4 + 3x3 - 2x
Label the point as (relative min/max, absolute min/max) and the ordered pair.
Abs Max: (2.1, 4.1)
Rel (local) Max: (-.4, .5)
Rel (local) Min: (.5, -0.7)
identify ONE interval of increase of the polynomial:
f(x) = x3+4x2+4x
(-inf, -2) OR (-0.7, inf)
Classify the polynomial below:
f(x) = x2-3x-10
Quadratic Polynomial
Determine the end behavior of the polynomial below:
- 4x3 + 2x2 + 3
x-> infinity, y-> negative infinity
x-> negative infinity, y-> infinity
Even, odd, or neither
f(x) = 6x16 - 10x6 - 3
even
identify ONE extrema of the polynomial below:
f(x) = x3+2x2-11x-12
Label the point as (relative min/max, absolute min/max) and the ordered pair.
relative max: (-2.694, 12.597)
relative min: (1.361, -20.745)
identify the interval of decrease of the polynomial:
f(x) = x3+4x2+4x
(-2, -0.7)
How do you find the degree of a polynomial?
By looking at the first term and the power associated with it
Determine the end behavior the of the polynomial below:
y = -3x2 + 4x + 1
x -> infinity, y -> negative infinity
x -> negative infinity, y -> negative infinity
What type of function is this? Classify with even /odd degree and symmetry
neither even nor odd
identify ONE extrema of the polynomial below:
f(x) = x4+11x3+36x2+16x-64
Label the point as (relative min/max, absolute min/max) and the ordered pair.
Abs min: (-0.3, -65.9)
identify the increasing and decreasing interval of the polynomial:
f(x) = x4+6x3+12x2+8x
dec: (-inf, -0.5)
inc: (-.5, inf)