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\frac{3}{10}\times \frac{9+1}{3}
Multiply 3 and 3 to get 9.
\frac{3}{10}\times \frac{10}{3}
Add 9 and 1 to get 10.
1
Cancel out \frac{3}{10} and its reciprocal \frac{10}{3}.
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Matrix
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Simultaneous equation
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Limits
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