6 February

👉🏼z is directly proportional to the cube root of y. When z = 100, y = 125. Find z when y = 27.

👈🏼Given that f(x) = 2x + 3 and g(x) = 4x2, find fg(x).

🖐🏼Calculate the length of EF in the diagram below:

👆🏼Calculate the area of the following triangle:

👇🏼Show that (n+5)2 – (n-5)2 is positive for all positive values of n.

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