\frac { 1,3 } { 2 } \sqrt { 258 } - 1 =
Evaluate
\frac{13\sqrt{258}}{20}-1\approx 9.440545963
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\frac{13}{20}\sqrt{258}-1
Expand \frac{1,3}{2} by multiplying both numerator and the denominator by 10.
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Matrix
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