Algebra First Test

Question 1

What is Function Notation?

Answer 1

F(x)

Question 2

What is Absolute Value College Way?

Answer 2

|x|={x if x>=0
-x if x<=0

Question 3

Standard form of the Equation of Line

Answer 3

Ax+By=C

Question 4

Slope

Answer 4

m=change of Y/ change of X

Question 5

Slope of Intercept Form

Answer 5

Y=mx+b

Question 6

Point-Slope Formula for a Line

Answer 6

y-y1=m(x-x1)

Question 7

Does Parallel Lines have same Slope?

Answer 7

Yes

Question 8

What does Linear Cost function do & formula?

Answer 8

Models the cost C(x) to provide x-items

C(x)=mx+b

Question 9

What does the Linear Revenue Function provide & formula?

Answer 9

Models revenue R(x) for selling x-items

R(x)=px

Question 10

What does the Linear profit function provide and formula?

Answer 10

Models the profit for producing & selling x-items

P(x)=R(x) - C(x)

Question 11

What is Linear Function formula, Domain, and Range?

Answer 11

Formula - F(x)=mx+c

Domain - (-♾️,♾️)

Range - (-♾️,♾️)

Question 12

What is the Constant Function Formula, Domain, & Range?

Answer 12

Formula - F(x)=b

Domain - (-♾️, ♾️)

Range - [2]

Question 13

What is the Identity Function Formula, Domain, & Range?

Answer 13

Formula - F(x)=x

Domain - (-♾️, ♾️)

Range - (-♾️, ♾️)

Question 14

What is the Quadratic Function Formula, Domain, Range?

Answer 14

Parabola

Formula - F(c)=x^2

Domain - (-♾️, ♾️)

Range - [0, ♾️)

Question 15

What is Cube Function Formula, Domain, & Range?

Answer 15

Formula - F(x)=x^3

Domain - (-♾️, ♾️)

Range - (-♾️, ♾️)

Question 16

What is Square Root Function Formula, Domain, & Range?

Answer 16

Formula - F(x)=Square Root(x)

Domain - [0, ♾️)

Range - [0, ♾️)

Question 17

What is Cube Root Function Formula, Domain, Range?

Answer 17

Formula - F(x)= Cube Root(x)

Domain - (-♾️, ♾️)

Range - (-♾️, ♾️)

Question 18

What is Absolute Value Function Formula, Domain, & Range?

Answer 18

Formula - F(x)=|x|

Domain - (-♾️, ♾️)

Range - [0, ♾️)

Question 19

What is Reciprocal Function Formula, Domain, & Range?

Answer 19

Formula - F(x)=1/x

Domain - (-♾️, 0)U(0, ♾️)

Range - (-♾️, 0)U(0, ♾️)

Question 20

y=a(F(x))

Vertical stretch is?
Vertical Shrink is?

Which values does it affect and what does it do to it?

Answer 20

Vertical Stretch - (a>1)
Vertical Shrink - (0<a<1)

Affects every y-values
Multiply every y-value by a

Question 21

y=F(ax)

Horizontal Shrink is?
Horizontal Stretch is?

What values does it affect and what does it do to it?

Answer 21

Horizontal Shrink - (a>1)
Horizontal Stretch - (0<a<1)

Affects x-values
Divide every x value by a

Question 22

Formula to Reflect over x- axis and which values changes?

Answer 22

y=-F(x)

y-value changes

Question 23

What is Formula to Reflect y-axis and which values changes?

Answer 23

y=F(-x)

x-values changes

Question 24

What is the Answer?

|x|=-4

|x|>-4

|x|<-4

Answer 24

1. No Solution
2. All Real Numbers
3. No Solution

Question 25

What is the Conditional Equation?

Answer 25

X=#

Question 26

What is the Contradiction Equation?

Answer 26

-1=15

Question 27

What is the Identity Equation?

Answer 27

-1=-1

Question 28

Which of the two ways do you solve?

|x+3|<5

|x+3|>5

Answer 28

1. -5<x+3<5
2. X+3>5 OR X+3<-5

Question 29

What is the complex number?

Square Root -1

(Square Root -1)^2

Answer 29

1. i
2. i^2

Question 30

How to solve. Y=x^2 + 2

[-3,1]?

Answer 30

(((1)^2 + 2)-((-3)^2 + 2))/(1-(-3))