# 2018_04 S4P4HarmonisedB Test Without En

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## Physics & Mathematics

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1 2) Date 30 May 2018 Duration Min Equipment: Without calculator  Total score: Name, Forname: Language English Subject Mathematics  Teacher Nottridge/Vetter Instructions:   Responses must be represented by a recognizable solution.   If graphs are used to solve the problem, they must be outlined as part of the solution.   Unless otherwise stated, the full score will only be given if the correct answer is supported by supporting evidence and explanations. Only to mention the right solution, there can be no full score.   If the final result is not correct, it is still possible to obtain partial points by applying a correct method and / or the correct approach.   Round up your answer, where necessary, to two decimal places Good luck Mathematics 4 period S4 B-Test    2 2) Question 1 Fully simplify. a)   √ 6400 b)   √ 0,000196   c)   2,25 d)   −√ 256   Question 2  Fully simplify. a)   √ 3×√ 108  √ 3.2×4√ 0.2  √ ×√ √ ×√    Question 3  Fully simplify. a)   5√ 27   b) √ 204 c)  √2      Question 4 Fully simplify.  3√ 11+11−√ 11   b)   3√ 24−√ 54+6√ 6   c)   22√ 3 + 1 + √ 31−4√ 3   Question 5 A student says, ‘When you multiply two  surds together the answer is always a surd ‘. Simplify √ 2−2√7(√ 2−2√ 7)   and comment on the student’s statement. Question 6 Find the missing side length, giving your answer in as simple form as possible. All sides lengths are in centimetres. Question 7  The area of rectangle A is the same as the area of rectangle B. Find the value of x. Give your answer in the form √ 6 .
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