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Give the general formula for determinant and inverse of 2x2 matrix. Calculate determinant=19-28=1 using formula inverse=1/determinant*(8,-2;-4,1)

Meanders form in rivers due to processes of erosion and deposition. Bends in a river are initially formed by the deposit of sediment on the river bed, resulting in the fluctuations in the rivers flow. Sha...

Emma Smith states that Doubling is not just a 'practical necessity, but a representational technique that could also make connections and contrasts between distinct characters or worlds'. She explains it ...

(sinx - tanx)(cosx - cotx)= (sinx - sinx/cosx)(cosx - cosx/sinx)= sinxcosx - (sinx + cosx) + 1= (sinx - 1)(cosx - 1)

Ted Hughes' Thrushes delineates the natural world as a a brutal realm of savagery and survival. An analysis of Hughes' careful use of phonological patterning, selection of lexical items and symbo...