Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$\frac { 3 + 2 \sqrt { 5 } } { 3 - 2 \sqrt { 5 } } = p + q \sqrt { 5 } , 11 ( p + q )$$

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