exam Maths Puzzle Numerical Ability

7x+3>9x-5

5x-5<2x+10
I=Prt Solve for r
3(x-2)+2=2(x-4)

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exam Other Question

Hi, I'm having trouble with inverse functions. Can you help me?

A function is given.
(a) Sketch the graph of f.
(b) Use the graph of f to sketch the graph of f^-1
(c) Find f^ - 3[-(x + 2y) - 3(y - x)]