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5. Exercises

From Förberedande kurs i matematik 1

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Revision as of 12:35, 20 January 2009

       Theory          Exercises      


Exercise 5:1

Work out (without the help of a calculator)

a) 3−7−4+6−5 b) 3−(7−4)+(6−5)
c) 3−(7−(4+6)−5) d) 3−(7−(4+6))−5

Answer | Solution a | Solution b | Solution c | Solution d


Exercise 5:2

Simplify

a) (3−(7−4))(6−5) b) 3−(((7−4)+6)−5)
c) 3(−7)−4(6−5) d) 3(−7)−(4+6)(−5)

Answer | Solution a | Solution b | Solution c | Solution d

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