exam
Maths Puzzle
Numerical Ability
Simplify the rational expression:
(x/x^2-4)- (x+2/ x^2-x-2)
I am trying to find the numerator.
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I really need some help on this one. thank you!
t + (1/t)
_________ = 1
(1/t) - 1
What is the anwer worked out to 81q^4-256m^4