Tag: integers

Describing solutions of equations

You get a full mark not only because you have the correct answer but also because you have expressed your answer in a clear and concise way using the language of mathematics. Let me illustrate it in the problems below which involve solving equations. Problem 1 Find all the possible solution to the equation y-1…

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Proofs of sum of two even numbers is even

Problem Show that the sum of two even numbers is also an even number. Solutions 1. Good for 1/5 mark 2 + 4 = 6      6 + 8 = 14, 2+8 = 10      20 + 30 = 50 24 + 10 = 34. There’s no two even number I can think…

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