exam Maths Puzzle Numerical Ability

How do you subtract this the rational expression:x^2/x-1 - 1/x-1?

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exam Other Question

Graph each square root function and state its domain and range.


y= 2√x + 1



the square root arm only covers the x
Can anyone help me with the following problem?

The LORAN system (LOng RAnge Navigation) uses two radio transmitters 26 miles apart to send simultaneous signals. The navigator on