Show:
Equations
Functions
Big X
Slide & Divide
Exponential vs Linear
100
Solve the following equation for x:

2x+4=8

x=2

100

f(x)=3x+5

f(6)= ?

f(6) =23

100
Factor:

x^2 +8x+7

(x+7)(x+1)

100
Factor: 

2x^2 +15x+7

(2x+1)(x+7)

100
What type of function is in the form 

y=mx+b?

Linear
200
Solve the following equation for y.

3(y+1)=18

y=5

200

g(x)= 8x-12

g(3)= ?

g(3)=12

200

Factor:

x^2 +9x+20

(x+5)(x+4)

200

Factor:

6x^2 -7x-5

(3x-5)(2x+1)

200
What type of function is in the form 

y=a(b)^x?

Exponential
300
Solve the following equation for x.

4(x+7)-3x=2x+1

x=27

300

f(x)=3x , g(x)=x-1

f(x)+g(x)= ?

f(x)+g(x)= 4x-1

300

Factor:

x^2 -15x+50

(x-5)(x-10)

300
Factor:

7x^2 +6x-1

(7x-1)(x+1)

300
How can we tell from a table whether the function is linear or exponential? 
Linear- y values change by addition/subtraction

Exponential- y values change by multiplication/division

400
Solve the following equation for y.

2x+y=9

y=-2x+9

400

f(x)=3x^2 , g(x)=x-1

f(g(x))= ?

f(g(x))=3x^2-6x+3

400

Factor:

x^2 -19x-42



(x-21)(x+2)

400
Factor:

3d^2 +20x+12

(3d+2)(d+6)

400
What transformations took place? 

y=2^x , y=2^(x+4)-1

left 4, down 1
500
Solve the following equation for y.

4(y-8)+6y+2=0

y=3

500

f(x)=3x^2 , g(x)=x-1

f(g(4))= ?

f(g(4))=27

500

Factor:

2x^2 +22x+48

2(x+8)(x+3)

500
Factor:

10x^2 -27x+5

(2x-5)(5x-1)

500
What transformations took place?

y=3^x , y=-(1/3)^x +7

Horizontal AND Vertical reflection (across x and y axis)

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