The approximate value of -1-972-4-022-3-982-

The correct option is C 5.99 According to Question √((2 0.03)^2+(4+0.02)^2+(4 0.02)^2) Opening Brackets √((4+0.0009 0.12)+(16+0.0004+0.16)+(16+0.0 ...

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Standard VIII

Mathematics

Indices in Rational Form

The approxima...

Question

The approximate value of $\sqrt{(1.97)^{2} + (4.02)^{2} + (3.98)^{2}}$ .

5.99

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5.099

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5.009

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5.734

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Solution

The correct option is C $5.99$
According to Question
$\sqrt{(2 - 0.03)^{2} + (4 + 0.02)^{2} + (4 - 0.02)^{2}}$
Opening Brackets
$\sqrt{(4 + 0.0009 - 0.12) + (16 + 0.0004 + 0.16) + (16 + 0.0004 - 0.16)}$
$\sqrt{36 - 0.1183}$
$\sqrt{35.8817} \approx 5.99$

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The approximate value of √(1.97)2+(4.02)2+(3.98)2.

The correct option is C 5.99According to Question√(2−0.03)2+(4+0.02)2+(4−0.02)2Opening Brackets√(4+0.0009−0.12)+(16+0.0004+0.16)+(16+0.0004−0.16)√36−0.1183√35.8817≈5.99

The approximate value of $\sqrt{(1.97)^{2} + (4.02)^{2} + (3.98)^{2}}$ .

The correct option is C $5.99$
According to Question
$\sqrt{(2 - 0.03)^{2} + (4 + 0.02)^{2} + (4 - 0.02)^{2}}$
Opening Brackets
$\sqrt{(4 + 0.0009 - 0.12) + (16 + 0.0004 + 0.16) + (16 + 0.0004 - 0.16)}$
$\sqrt{36 - 0.1183}$
$\sqrt{35.8817} \approx 5.99$