exam
Maths Puzzle
Numerical Ability
A company recently downsized its number of employees by 35%. if there are still 78 employees, how many employees wre there prior to the layoffs?
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exam Other Question
The distance of a body from a point is given by s = xsin(ωt + α)
Show that the velocity & acceleration are given by v = xωcos(ωt + α) & α = ω^2s
simplify completely:
5 over t-3 plus -30-5t over t^2+2t-15 minus t over t+5