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Maths Puzzle
Numerical Ability
{{{bx^2+bx+a^2}}} where a and b are constants, and x is the unknown.
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book Other Question
A bus leaves a station at 1 P.M., traveling west at an average rate of 44mi/h. One hour later a second bus leaves the same station, traveling east at a rate of 48 mi/h. At what time will the two buses be 274 mi apart?
Solve all real and imaginary solutions: 1/X + 1(X-1) = 1/4