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Maths Puzzle
Numerical Ability
Do two planes always, sometimes or never intersect in exactly one point?
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book Other Question
In the figure, ray XP and ray XT are opposite rays.
The measure of angle TXS=x+4, measure of angle SXR=3x+4, measure of angle RXP=2x+4. Find x and the measure of angle PXS.
1-9/x^2
________
1- 1/x - 6/x^2
Simplify the complex fraction