MATHEMATICS
MARKS: 20
TIME: 45 MINITUES
TEST 1
ANSWER THE FOLLOWING QUESTIONS.
1.1 SIMPLIFY THE FOLLOWING.
1.1.1(𝑥 −
𝑥
1+
2𝑥−2
𝑥
1−𝑥
)+1
(5)
5𝑥+1
(5)
1.1.2 2𝑥 2 −𝑥−1 − 2𝑥+1 − 1
5
1.2 Show that the following expression is undefined at 𝑥 = − 3.
(5)
5𝑥 + 6
𝑥+1 −3
13𝑥 + 15
6𝑥 + 𝑥 + 1
1.3 Using long division show that (2𝑥 + 3) 𝑖𝑠 𝑎 𝑓𝑎𝑐𝑡𝑜𝑟 𝑜𝑓 2𝑥 4 + 5𝑥 3 + 7𝑥 2 + 16𝑥 + 15 (5)