exam Maths Puzzle Numerical Ability

Find the slope of any line perpendicular to the line through points (2, 11) and (3, 4).

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exam Other Question

- (9/x^2 + x -56) - (8/x+8)


(2/x + 3/2x) / (3/3x - 3/4x)



-(3/x) + (9/9x) = -1
Determine the domain and range of each relation

y=sqrt(x-1)