Using binomial expansion- simplify the expression Q - 1 - xx 3 - 1 - assuming x to be small in comparison to x-

Q[(1+Δ xx)^3 1] = Q[1+3Δ xx 1]=3QΔ xx ...

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System, Surroundings, Intensive, Extensive Properties

Using binomia...

Question

Using binomial expansion, simplify the expression $Q [{(1 + \frac{△ x}{x})}^{3} - 1]$ , assuming $△ x$ to be small in comparison to $x$ .

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