book Maths Puzzle Numerical Ability

How would you write two inequalities that compare two numbers.Example -6 and 4.

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book Other Question

How do I find the points to graph:

y = -f(x)

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y = f(x) + 3
Identify the shape of the graph, transform it into standard form, and sketch the graph.
x = -2y^2 + 12y - 15