Teaching Treasures™ Introduction to Surds


Year 10 Maths Page 4

Introduction to Surds

   True or False:
1)   √49  - √ 25  =  √4

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2)   √36  +√ 64  =  √100

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3)  √ 64 ÷ √ 16  =  √4

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4)   √81  x √ 9 =  √144

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   Express as an entire surd:

5)    3√5             =

√

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6)   5√2              =

√

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7 )   4√3             =

√

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8)   3√4              =

√

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   Simplify...

9)    √4  x √5

√

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10)   √6  x √7

√

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11)   √14  ÷ √2

√

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12)   √48  ÷ √6

√

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Probability - Tree Diagrams
   How many possible three digit numbers can be formed using the digits 2, 5 and 8?

Answer  =        blank

List all the possible numbers below in order (separate by a comma):                 
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