exam Maths Puzzle Numerical Ability

find the domain of each function
a)
h(x)= x+3/x-5
b)
P(x)= sq rt x^2+7

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exam Other Question

In triangle ABC, AB=8, BC=6, and AC=12. Each of the three segments drawn through point K has length x and is parallel to a side of the triangle. Find the value of x. Subtract. Express your answer in simplest terms.


4/7 - x-3/4x+3