Question: 28. Differentiate and SIMPLIFY the following functions: [6 Marks] e-3x2 a) f ( x) = - cos (4x-5) b) f(x) = (x-6)4(7x+3)7
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28. Differentiate and SIMPLIFY the following functions: [6 Marks] e-3x2 a) f ( x) = - cos (4x-5) b) f(x) = (x-6)4(7x+3)7
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