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Surds: Quiz 5 - Answers
Surds: Quiz 5 - Answers
Part 1
1) 15 + 5√11
2) 18 – 2√6
3) 3 + 6√2 – 6√7
4) 10√5 + 20√3
5) 24√3 – 12√7 + 8√10
6) 18√5 + 15 – 3√15
Part 2
1) 11 + 5√5
2) 13 + √7
3) 38 + 24√3
4) -42 – 3√6
5) -2√10 + 10
6) 38√5 – 112
7) 28 – 7√5 + 4√11 – √55
8) √35 – √55 – √42 + √66
Part 3
1) x2 + 2x√3 + 3
2) y2 + 2y + y√3 + 2√3
3) 6x2 + 5x√2 + 2
4) x2 + x√5 – x√2 – √10
5) 18 + 11√y + y
6) 12x2 + 26x√x + 10x
Working
Questions
Part 1
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Part 1
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Part 2
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Part 3
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