Evaluate
\frac{6427876096865393\sqrt{2}}{10000000000000000}\approx 0.909038955
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\frac{0.6427876096865393}{\cos(45)}
Evaluate trigonometric functions in the problem
\frac{0.6427876096865393}{\frac{\sqrt{2}}{2}}
Get the value of \cos(45) from trigonometric values table.
\frac{0.6427876096865393\times 2}{\sqrt{2}}
Divide 0.6427876096865393 by \frac{\sqrt{2}}{2} by multiplying 0.6427876096865393 by the reciprocal of \frac{\sqrt{2}}{2}.
\frac{0.6427876096865393\times 2\sqrt{2}}{\left(\sqrt{2}\right)^{2}}
Rationalize the denominator of \frac{0.6427876096865393\times 2}{\sqrt{2}} by multiplying numerator and denominator by \sqrt{2}.
\frac{0.6427876096865393\times 2\sqrt{2}}{2}
The square of \sqrt{2} is 2.
\frac{1.2855752193730786\sqrt{2}}{2}
Multiply 0.6427876096865393 and 2 to get 1.2855752193730786.
0.6427876096865393\sqrt{2}
Divide 1.2855752193730786\sqrt{2} by 2 to get 0.6427876096865393\sqrt{2}.
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