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\frac{1\times 13}{7\times 14}+\frac{4\sqrt{3}}{7}\times \frac{4\sqrt{3}}{14}
Multiply \frac{1}{7} times \frac{13}{14} by multiplying numerator times numerator and denominator times denominator.
\frac{13}{98}+\frac{4\sqrt{3}}{7}\times \frac{4\sqrt{3}}{14}
Do the multiplications in the fraction \frac{1\times 13}{7\times 14}.
\frac{13}{98}+\frac{4\sqrt{3}}{7}\times \frac{2}{7}\sqrt{3}
Divide 4\sqrt{3} by 14 to get \frac{2}{7}\sqrt{3}.
\frac{13}{98}+\frac{4\sqrt{3}\times 2}{7\times 7}\sqrt{3}
Multiply \frac{4\sqrt{3}}{7} times \frac{2}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{13}{98}+\frac{4\sqrt{3}\times 2\sqrt{3}}{7\times 7}
Express \frac{4\sqrt{3}\times 2}{7\times 7}\sqrt{3} as a single fraction.
\frac{13}{98}+\frac{2\times 4\sqrt{3}\times 2\sqrt{3}}{98}
To add or subtract expressions, expand them to make their denominators the same. Least common multiple of 98 and 7\times 7 is 98. Multiply \frac{4\sqrt{3}\times 2\sqrt{3}}{7\times 7} times \frac{2}{2}.
\frac{13+2\times 4\sqrt{3}\times 2\sqrt{3}}{98}
Since \frac{13}{98} and \frac{2\times 4\sqrt{3}\times 2\sqrt{3}}{98} have the same denominator, add them by adding their numerators.
\frac{13+48}{98}
Do the multiplications in 13+2\times 4\sqrt{3}\times 2\sqrt{3}.
\frac{61}{98}
Do the calculations in 13+48.