72. The value of  \sqrt{3 - 2 \sqrt{2 } }

Question

72. The value of
 \sqrt{3 - 2 \sqrt{2 } }

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Ivy 3 weeks 2021-08-21T21:34:02+00:00 1 Answer 0 views 0

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    2021-08-21T21:35:27+00:00

    Answer:

     \sqrt{3 - 2 \sqrt{2} }  =  \sqrt{3 - 2 \times 1.414}  \\  =  \sqrt{3 - 2.84}  \\  =  \sqrt{0.16}  \\  =  \sqrt{16 \times  {10}^{ - 2} }  \\  = 4 \times  {10}^{ - 1}  \\  = 0.4

    your answer is 0.4

    note:2=1.414

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