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(Solved): Note: Show all the steps of your working and give your reasons clearly. Give a proper conclusion to ...



Note: Show all the steps of your working and give your reasons clearly. Give a proper conclusion to your answers where applicable. Question 1 Suppose

A={xinR:-2<=x<5}

and

B=(-1,6]

. 1.1 Draw

A

and

B

on two separate number lines. (6) 1.2 Find

A\cup B

and give the answer in interval notation. (7) 1.3 Write

A\cap B

as one set using set builder notation. (4) [17] Question 2 Calculate

5-:(3)/(2)+2-2((-4+9)/(4))

without using a calculator. Write the answer: (a) as an improper fraction (6) (b) as a mixed fraction (1) (c) as a decimal fraction correct to two decimal places. (1) [8]



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