Calculate $\frac{\sqrt[3]{21.6^2 + \pi}}{\left(-\frac{2}{5}\right)^3}$. Give your answer correct t

Question

Calculate $\frac{\sqrt[3]{21.6^2 + \pi}}{\left(-\frac{2}{5}\right)^3}$. Give your answer correct to $3$ significant figures. [1] The number of people in a concert hall is given as $900$, correct to the nearest hundred. Write down the maximum number of people that could be in the concert hall at this time. [1]

Accepted Answer

(a) $-121$ (b) $949$

Approximation and Estimation - Error Bounds and Percentage Error

Approximation and Estimation - Error Bounds and Percentage Error

Solution:

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