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\displaystyle\int^1_{-1} \frac{T_{n}(x)T_{m}(x)}{\sqrt{1-x^{2}}}\ dx =[br] 0 for\ n\not=m[br]\pi for\ n=m=0, [br]\frac{\pi}{2}\[br] for n=m\not=0
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Did Cambridge maths students find maths and further maths a level very easy?Last reply 2 weeks ago
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