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For the function f (x) = 2 - $220 + 4x& , show supporting work for each of the following questions. Wherever possible, leave
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fox) = -1810 + 4x 2.76 5 We first find derivative & flo) with respect to f(x)=d d(16)). Ť ) 게 xht «Р «Р 2x6 5 d - ЧУ rep da BTo find equation of tangent live , we need slope and a point For point, at x=1 we have f(1) = 1 + 4 43 11 4.3 2 5 point we So

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