Review

Rational/Irrational Numbers

100

What is the difference between a rational and irrational number?

Rational numbers can be written as fractions.

200

What type of decimal is irrational?

nonterminating, nonrepeating

300

Is 2/3 rational or irrational?

rational

400

Is the square root of 65 rational or irrational?

irrational

500

Give two examples of rational and two examples of irrational numbers.

Rational: fractions, perfect squares, terminating decimals, repeating decimals

Irrational: nonterminating, nonrepeating decimals, pi, and imperfect squares

Scientific Notation

100

Write 67,000,000 in scientific notation.

6.7 x 10⁷

200

Write 2.3 x 10^-8 in standard notation.

.000000023

300

(1.35 x 10⁷) + (2.78 x 10³)

1.350278 x 10⁷

400

(7.5 x 10³)(2.6 x 10²)

1.95 x 10⁶

500

How many times larger is 6.5 x 10⁷ than 3.7 x 10⁵?

1.756 x 10²

Exponents

100

What is the rule for multiplying with exponents?

add

200

What is the rule for raising a power to a power with exponents?

multiply

300

Solve 3³ x 3⁴

2187

400

Solve 6⁵ / 5⁴

12.4416

500

Solve 5⁷ - 4³

78061

Square/Cube Roots

100

What two buttons do you press to make a square root?

2nd and x²​​​​

200

What buttons do you press to make a cube root?

3, 2nd, ^

300

Solve the square root of 81

9

400

Solve the cube root of 27

3

500

What is the square root of 79?

8.89

Miscellaneous

100

What are the medals presented in the olympics?

gold, silver, and bronze

200

When is the first day of Spring Break?

March 14

300

When is your third nine weeks test for math?

March 4

400

Name the founder of pythagorean theorem.

Pythagoras

500

What is the rule for functions?

No repeating x values