Unit 2 Review - Board Races

Rules:

• 1 person at the board per team

• Everyone has to go before anyone goes twice

• Teammates can help, but only by asking questions

• Have Fun!!!

f(x)=3x-2

Calculate: f(0) and f(3)

f(x)=3x-2

Calculate: f(0) and f(3)

f(0) = -2f(3) = 7

g(x)=1/2 x - 5

Calculate: g(-2) and g(6)

g(x)=1/2 x - 5

Calculate: g(-2) and g(6)

g(-2) = -6g(6) = -2

h(x)= -1/3 x +1

Find the slope and y-intercept

h(x)= -1/3 x +1

Find the slope and y-intercept

m = -1/3b = 1

Graph y=2/3 x + 4

Graph y=2/3 x + 4

Use the graph to find the equation:

y= 3/5 x + 3

What type of sequence is f(x)?x 1 2 3

f(x) 2 4 8

What type of sequence is f(x)?x 1 2 3

f(x) 2 4 8

f(x) is geometric (common ratio = 2)

Find the Equation!

The number of sprockets is two more than half the number of widgets.

Find the Equation!

The number of sprockets is two more than half the number of widgets.

s = 2 + ½ * w

Find the Equation!

Find the equation of a line which goes through (0,5) and has a slope of 2/3.

Find the Equation!

Find the equation of a line which goes through (0,5) and has a slope of 2/3.

g(x) = 2/3 x + 5

Find the slope!

f(x) = -3/5 x + 1

What is the slope of a perpendicular line?

Find the slope!

f(x) = -3/5 x + 1

What is the slope of a perpendicular line?

m=5/3

Find the slope!

Find the slope of a line through the points (2,5) and (-2,4).

Find the slope!

Find the slope of a line through the points (2,5) and (-2,4).

m = 1/4

Find the Equation!

Find the equation of a line with the slope ¼ which goes through the point (-8,4).

Find the Equation!

Find the equation of a line with the slope ¼ which goes through the point (-8,4).

y = ¼ x + 6

What type of sequence is h(x)?x 1 2 3

h(x) -1 -3 -9

What type of sequence is h(x)?x 1 2 3

h(x) -1 -3 -9

h(x) is geometric (common ratio of 3)

What’s the equation?

Find the equation of a line with m= -5/6 and b=12.

What’s the equation?

Find the equation of a line with m= -5/6 and b=12.

y = -5/6 x + 12

Use the graph below to find the equation!

Use the graph below to find the equation!

y=3x

Graph the Equation!

Graph w(x)=3*2x .

Graph the Equation!

Graph w(x)=3*2x .

Find the Equation!

Find the equation of a line parallel to f(x)= -3/4 x + 2

which goes through the point (0,-3).

Find the Equation!

Find the equation of a line parallel to f(x)= -3/4 x + 2

which goes through the point (0,-3).

y = -3/4 x -3

Solve!

Sally has 2 more than 4 times as many tacos as she has burritos.

If Sally has 3 burritos, how many tacos does she have?

Solve!

Sally has 2 more than 4 times as many tacos as she has burritos.

If Sally has 3 burritos, how many tacos does she have?

Sally has 3*4+2 = 14 tacos

Graph it!

Graph a line with m= -4/5 and b=7.

Graph it!

Graph a line with m= -4/5 and b=7.y= -4/5 x + 7

Calculate!

Q(x)=12x+55

Find Q(5) and Q(-2)

Calculate!

Q(x)=12x+55

Find Q(5) and Q(-2)

Q(5) = 115Q(-2) = 31

Calculate!

r(x)=2*5x

Calculate r(2) and and r(0).

Calculate!

r(x)=2*5x

Calculate r(2) and and r(0).

r(2) = 50r(0) = 2

What’s the equation of the line graphed below?

What’s the equation of the line graphed below?

y = - ½ x + 12

What type of sequence is t(x)?x 1 2 3

t(x) 4 20 36

What type of sequence is t(x)?x 1 2 3

t(x) 4 20 36

t(x) is arithmetic (common difference of 16)

Calculate!

h(x)=3x

Find h(3) and h(-3).

Calculate!

h(x)=3x

Find h(3) and h(-3).

h(3) = 27h(-3) = 1/27

Graph it!

Graph q(x)=7 and x=2 on the same graph.

Graph it!

Graph q(x)=7 and x=2 on the same graph.y = 7 x=2

Find the Equation!

y=3/2 x – 2Find the equation of a perpendicular line

through the point(9, 4)

Find the Equation!

y=3/2 x – 2Find the equation of a perpendicular line

through the point(9, 4)

y = -2/3 x + 10