Expanding Brackets Exercise

Last updated over 2 years ago

7 questions

Note from the author:

Expanding brackets through repested use of the distributive law. 

Choose any 4 of the following to solve. 
Show your work each time for all 4 questions.
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Some rules to remember when multiplying integers:

+ve times +ve = +ve
+ve times -ve = -ve
-ve times +ve = -ve
-ve times -ve = +ve

When adding or subtracting integers remember the number line. Eg. -5 + 3 is 5 steps backwards and 3 steps forward. Making it a total of 2 steps bakward, ie, -2. 

Expanding Brackets Exercise

(x + 2)(x + 3)

(a + 4)(a + 5)

(b + 2)(b - 5)

(a - 3)(a - 4)

(x + y)(a + b)

(3x + 4)(x - 5)

(5x - 7)(2x - 1)