Algebra

Like Terms

100

4a + 2b + a + b = 

5a + 3b

200

6a + 5b - 2a + b =

4a + 6b

300

7a + 6b - 3a + 2b + ab =

4a + 8b + ab

400

a - 4b - 5a + 9b + 2c + 3c =

-4a + 5b + 5c

500

4a² + a - b + 3a² - 4a +5b = 

7a² - 3a + 4b 

Expanding Brackets

100

4 (x + 2) =

4x + 8 

200

7 (x + 9) = 

7x + 63

300

5 (x - 6) =

5x - 30

400

-6 (x - 5) =

-6x + 30

500

10 (2x + y - 3) = 

20x + 10y - 30

Index Law #1

100

a² x a⁴ =

a⁶

200

a¹⁰ x a =

a¹¹

300

4a⁴ x 3a³ =

12a⁷​​​​

400

-10a⁶ x 2a =

-20a⁷

500

4a²b⁴ x (-2ab³) =

-8a³b7

Index Law #2

100

a¹⁰ / a² = 

a⁸

200

a⁹ / a =

a⁸

300

12a⁷ / 4a³ =

3a⁴

400

a¹⁰b⁶ / a⁹b³ =

ab³

500

a¹⁰b⁴c⁷ / a³b³c² =

a⁷bc⁵

Random

100

How many maths teachers are there at KSHS?

14

200

Where are the 2024 Olympic Games being held?

Paris, France

300

What are the Australian women's soccer team called?

Matildas

400

How many letters does the longest word in the Australian dictionary have?

45

500

NaCl is more commonly known as what?

Salt