graphing form
Quadratic inequalities
Intersections
average value and functions
Older Stuff (have you done your HW?)
250
What is the vertex of the equation
f(x)=-3(x+2)^2-7
(-2, -7)
250
What are the solutions to this inequality
3(4x + 5) ≥ 39
x≥2
250
What are the points of intersection of
y=x^2
y=-2x+3
(-3,9) and (1,1)
250
What is
h(x)=f(x)+g(x) \text( if )f(x)=2x-3 \text( and ) g(x)=-4x+1
h(x)=-2x-2
250
What is the length of the arc bellow?
5pi \text( cm)^2
500
How is the graph of function
f(x)=(x-2)^2-9 \text ( different from ) g(x)=-(x-2)^2-9
It is reflected over the x axis. G(x) opens down while f(x) opens up
500
What are the solutions to this inequality
-4(7x + 13) ≥ 32
x \le -3
500
What are the points of intersection
y=x^2+2x+2
y=-3x-2
(-1,1) and (4,10)
500
What is the inverse of
f(x)=-3x+7
f^(-1)(x)=\frac(x-7)(-3)
500
What is the area of the shaded sector of this circle?
18pi \text( cm)^2
750
Rewrite
y=x^2+6x+4 \text( in graphing form)
y=(x+3)^2-5
750
x^2-4x-5 \le 0
-1 \le x \le 5
750
x+y=5
y+1=3x^2+2x
(-2,7) and (1,4)
750
f(x)=2x-3 \text( and ) g(x)=-4x+1
\text( what is ) f(x)\cdot g(x) \text ( in standard form, that is ) ax^2+bx+c
-8x^2+14x-3
750
What is the probability that a randomly selected 8th grader likes baseball? P(baseball given 8th grade)
5/37 or 13.51%
1000
y=2x^2+20x+18
Rewrite the function in graphing form and find the vertex, x, and y intercepts
y=2(x+5)^2-32
Vertex (-5, -32)
y intercept (0, 18)
x intercept (-9, 0) (-1, 0)
1000
x^2 – 6x+8 < x-2
-2 <x<5
1000
y=3x-4
y=x^2-2x+4
NO SOLUTION
1000
What is the average rate of change of
f(x)= (x + 3)^2 – 4
from x = -3 to x = 0?
2
1000
What is the area of this trapezoid (IN EXACT FORM)
40sqrt3+24 \text( square inches)