Question

$$\sqrt{ \frac{ 6.67 \times { 10 }^{ -11 } \times 2-1 }{ 1.334 \times { 10 }^{ -16 } } }$$

Answer

$$sqrt(13.34*10^-11-1)/(1.1549891774385*10^-8)$$

Solution


Remove parentheses.
\[\sqrt{\frac{6.67\times {10}^{-11}\times 2-1}{1.334\times {10}^{-16}}}\]
Simplify  \(6.67\times {10}^{-11}\times 2\)  to  \((13.34)\times {10}^{-11}\).
\[\sqrt{\frac{13.34\times {10}^{-11}-1}{1.334\times {10}^{-16}}}\]
Simplify.
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{\sqrt{1.334\times {10}^{-16}}}\]
Use this rule: \(\sqrt{ab}=\sqrt{a}\sqrt{b}\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{\sqrt{1.334}\sqrt{{10}^{-16}}}\]
Simplify  \(\sqrt{1.334}\)  to  \(1.154989\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\sqrt{{10}^{-16}}}\]
Use Negative Power Rule: \({x}^{-a}=\frac{1}{{x}^{a}}\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\sqrt{\frac{1}{{10}^{16}}}}\]
Simplify  \(\sqrt{\frac{1}{{10}^{16}}}\)  to  \(\frac{\sqrt{1}}{\sqrt{{10}^{16}}}\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\times \frac{\sqrt{1}}{\sqrt{{10}^{16}}}}\]
Simplify  \(\sqrt{1}\)  to  \(1\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\times \frac{1}{\sqrt{{10}^{16}}}}\]
Simplify  \(\sqrt{{10}^{16}}\)  to  \({10}^{8}\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\times \frac{1}{{10}^{8}}}\]
Simplify  \({10}^{8}\)  to  \(100000000\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\times \frac{1}{100000000}}\]
Simplify  \(1.154989\times \frac{1}{100000000}\)  to  \(1.154989\times {10}^{-8}\).
\[\frac{\sqrt{13.34\times {10}^{-11}-1}}{1.154989\times {10}^{-8}}\]