Algebra 1 Unit 1 Review

Polynomial Classification

100

4x² - 3x + 15

Quadratic trinomial

200

8x²y² - 3x³

Quartic Binomial

300

Write a cubic monomial with a coefficient of 3

-3x³

400

Write a quintic binomial with a leading coefficient of 12 and a constant of -3.

12x⁵ - 3

500

Write in standard form:

x²y² + x³y + xy³

 x³y + x²y² + xy³

Rational Numbers

100

What makes a number irrational?

Decimal never ends.

Decimal does not repeat.

200

Is the square root of 9 a rational or irrational number? Why?

Rational, it equals 3

300

Is √8 a rational or irrational number? 

Irrational.  It is the square root of an imperfect square.

400

Is √3 + √3 rational or irrational?  

Irrational.

500

Is 2/7 rational or irrational? 

Rational, it is the ratio of two integers.

Order of Operations

100

The value of the expression -| a - b | when a = 7 and b = -3 is

-10

200

What is the value of the expression 2x³y when x = -2 and y = 3?

-48

300

If x = -4 and y = 3, what is the value of x - 3y²?

-31

400

What is the value of the expression 2a² - 4|a| + 6 when a = -3?

12

500

If x = 2 and y = -3, what is the value of 2x² - 3xy - 2y² ?

8

Polynomial Operations

100

What is the sum of 2m² + 3m - 4 and m² - 3m + 2?

3m² - 2

200

Which polynomial is twice the sum of 4x² - x + 1 and -6x² + x - 4?

-4x² - 6

300

The expression 3(x² + 2x - 3) - 4(4x² - 7x + 5) is equivalent to

-13x² + 34x - 29

400

(3x + 2)(x - 7)

3x² - 19x - 14

500

(2x² + 3x - 4)(2x + 8)

4x³ +22x² + 16x - 32

General Knowledge

100

Who were the most recent NBA champions?

Golden State Warriors

200

Name one of the two highest grossing films of 2018?

1) Black Panther

2) Avengers: Infinity War

300

Which is the largest NYC borough by area?

Queens

400

Who did Barack Obama defeat in the 2008 presidential election?

John McCain

500

What is my cat's name?

Chacha