exam Maths Puzzle Numerical Ability

What is the cubed root of negative 8/27?

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exam Other Question

A quadractic function is given
#19...f(x)= 2x-x^2

(a) express the quadratic function in standard form
(b) sketch the graph
(c) find its maximum and minimum value.


#25..
Hi I need help with this
6 - 3|2x + 6| = 0