ALGEBRAISE EXPRESSIONS
QUESTION 1 [8]
Write down an algebraic expression for each of the following:
1.1
𝑥→
×4 → −1 →
(2)
1.2
𝑥→
×3 → +2 → ×2 →
(3)
1.3
the difference between 𝑝 and 𝑞, multiplied with 𝑟.
(2)
1.4
The number of spaces between 𝑥 poles planted in a line.
(1)
QUESTION 2 [9]
2.1
How many terms are in each of the following expressions:
2.1.1 𝑥 + 2𝑦
2.1.2
(1)
!!!!
(1)
!
2.1.3 3 2𝑥 − 1 − 2 × 3𝑥 + 𝑏
2.2
(1)
Examine the following expression and answer the questions:
𝑚!
2𝑚 − 5𝑚 −
− 2 + 7𝑚!
2
!
2.2.1 How many terms does this expression have?
(1)
2.2.2 Give the constant term.
(1)
2.2.3 What is the degree of the expression?
(1)
2.2.4 What is the coefficient of the third term?
(1)
2.2.5 Rewrite the expression in decreasing powers of 𝑚.
(2)
TOTAL: 17
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