Question 11 Mark
Subtract 2x + y from the sum of (x – 2xy + y) and (3x + 2xy – 2y).
Answer
View full question & answer→2(x – y)
Questions
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Question 21 Mark
Observe the following patterns and find a rule:
Question 31 Mark
On my last birthday, I weighed 40 kg. If I put on m kg of weight after a year, what is my present weight?
Answer
View full question & answer→(40 + m)kg
Question 41 Mark
Write the rule for formula of perimeter (P) of a triangle where a, b and c are the sides of the triangle.
Answer
View full question & answer→P = a + b + c
Question 51 Mark
What is the area of a square whose side is m cm?
Answer
View full question & answer→m × m square cm