Form 6: Sums and Differences of Numbers
Examine how adding or subtracting rational and irrational numbers affects the result. Practice predicting whether a sum or difference is rational or irrational.
Questions
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MultiChoice
Is (3 + square root of 2) rational or irrational?
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MultiChoice
Is (5 + 2) rational or irrational?
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MultiChoice
Is (square root of 9 + 4) rational or irrational?
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MultiChoice
Is (square root of 5 - square root of 5) rational or irrational?
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MultiChoice
The sum of two rational numbers is always:
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MultiChoice
The sum of a rational number and an irrational number is always:
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MultiChoice
Is (7 - square root of 3) rational or irrational?
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MultiChoice
Is (square root of 16 + square root of 25) rational or irrational?
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MultiChoice
Is (2.5 + 3.1) rational or irrational?
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MultiChoice
Is (square root of 2 + square root of 3) rational or irrational?
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MultiChoice
Is (square root of 4 + 0.5) rational or irrational?
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MultiChoice
Is (10 - pi) rational or irrational?