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Equation

100

X+ 5=-2

-7

200

2x+3=5

x=1

300

x+3= 2x-6

x=9

400

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

x= -1/2

500

2.5x+1.2=0.2

x=-2/5

Vocabulary

100

This terms that have the same variables and powers

Like terms

200

Every input have exactly one output.

Function

300

an algebraic expression of three terms

Trinomial

400

Two or more equations that  share variables.

System of equations.

500

The element of a number system that extends the real numbers with a specific element denoted i.

Complex number

Absolute value

100

What is the absolute value of -6?

6

200

What is the absolute value of 2x^2?

2IXI

300

I x-1 I =1

X=2 ,X=0

400

2 I 2X-1 I=4

X= 3/2 ,X=-1/2

500

3 IX+2I -1 =8

X=1, X=-5

Function operation

100

F(x)=x ,G(x)= 2x

What is f(g(2))=?

4

200

f(x)=x+1 ,g(x)= x²

^{What is g(f( -1))=?}

0

300

F(x)=-3x+7 ,g(x)=2x² -8

F(g(0))=?

31

400

f(x)=2x-1 ,g(x)=x²  h(x)=3x-5

f(g(h(2)))=?

1

500

f(x)=x-1 ,g(x)= 2x+1 

g(f(a))=?

2a-1

Geometry

100

What is the angle sum of triangle?

180

200

What is the angle sum of square?

360

300

What is the angle of the circle?

360

400

What is the area of circle with radius is 5 cm?

25 pi

500

Tan 45?

1