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Differentiate (4x+9)^3

(3*4)(4x+9)^(3-1)

Where 4 is the derivative of inside the brackets and 3 is the power of the brackets.

Therefore the answer is 12(4x+9)^2

Answered by Alexander T. • Maths tutor

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(The question is too long so it's marked at the top of the answer space, sorry for any inconveniences)

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