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)

Click to zoom