exam
Maths Puzzle
Numerical Ability
the absolute value of 6x-8=10, then x=
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exam Other Question
two planes leave simultaneously from an airport, one flying east and the other west. they are 870 mi apart after 3/4 h. if the eastbound plane averages 120 mi/h more than the westbound plane, at what rate is each plane flying?
this is not a problem from my book. We are working on rational expressions and equations.
(8a^9)^1/2 sqrt 8a^9
------ = ----
(b^3) b^3