exam Maths Puzzle Numerical Ability

How do you Plot the graphs of the following functions


1. (x)=6x
2. f(x)=3x - 2
3. f(x)=(1/2)x
4. f(x)= log2x

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exam Other Question

Let f(x)=x^3-8x^2+17x-9. Use the factor theorem to find other solution to f(x)-f(1)=0, besides x=1. my answer is 2,5 is that riht. thanks for checking for me. Could you please help me with solving this?

Without writing them down what are the number of subsets of the set A = {a, b, c, d, e, f}? Of set B = {a, b, c, d, e, f, g, h, i, j}?