Term 2 - Real Numbers Two Marks Questions

9th Standard

    Reg.No. :
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Maths

Time : 00:45:00 Hrs
Total Marks : 20
    10 x 2 = 20
  1. Use a fractional index to write: \(\sqrt{5}\)

  2. Use a fractional index to write: \(\left( \sqrt [ 3 ]{ 49 } \right) ^{ 5 }\)

  3. Use a fractional index to write: \(\left( \frac { 1 }{ \sqrt [ 3 ]{ 100 } } \right) ^{ 7 }\)

  4. Given \(\sqrt{2}\)=1.414, find the value of \(\frac { 8-5\sqrt { 2 } }{ 3-2\sqrt { 2 } } \)  (to 3 places of decimals).

  5. Simplify: (8.41 x 104) ÷ (4.3 x 105)

  6. Evaluate: 10-6

  7. Evaluate: \(\left( \frac { 1 }{ 3 } \right) ^{ -2 }\)

  8. Express each of the following surds in its simplest form \(\sqrt [ 3 ]{ 108 } \)

  9. Simplify the following: \(\sqrt { 63 } -\sqrt { 175 } +\sqrt { 28 } \)

  10. Write the following numbers in decimal form:
    6.34 x 104

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