Math Quizz

Vocabulary

100

A math statement that shows two things that have the same value.

What is an equation?

200

A rule where each input has only one output.

What is a function?

300

A set of all the numbers you can plug into a function.

What is a domain?

400

The set of all the points in 3D that are equidistant from the center.

What is a sphere?

500

A proportional relationship can be described by an equation of the form y=kx.

What is the constant of proportionality?

Laws

100

When multiplying two powers with the same base, just add the exponents.

What is Product Law?

200

To divide powers with different bases and the same exponents, keep the exponent and dive the bases.

What is backwards quotient law?

300

5⁷/5⁴

5³

400

2³*2₇

2¹⁰

500

8t⁵*9t^-8

72t^-3

Equations/Comb. Like Terms/Dist. Property

100

5a=45

a=9

200

4*12x=192

x=4

300

3t-4+17t+9=125

t=6

400

- (5x-14)17=1,003

x=-9

500

-3(2x-5)+7x-14+x-4+2(10+2x)=18-11x+4(2-x+4x) -0.5x+0.5x-19

4

Scientific Notation

100

What is this in scientific notation?

1,435

1.435*10³

200

What is this in standard form?

2.34*10^-4

0.000234

300

What is this in standard form?

7.149*10⁹

71,490,000,000

400

2*10³+3.6*10⁴

3.8*10⁴

500

(4*10³)(2*10^-6)

8*10^-3

Volume

100

Cylinder:V=pi*4^2*4/3

             

2201.1pi

200

Diameter of a sphere: 5m 

what is it's radius, circumference and volume?

C=2*pi*r    V=⁴/₃*pi*r³

r=2.5

C=15.7

V=65.4m³

300

Radius of a sphere: 7yd

what is its circumference and volume?

C=2*pi*r        V=^4/₃*pi*r³

C=44

V=1436.8yd³

400

What is the volume of the cone 

Height: 9in

Diameter: 4in

V=¹/₃*pi*2²*9

37.7in³

500

Cone:

Height: 16cm

Diameter: 16cm

V=¹/₃*pi*r²*16

1,072.33cm³