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Maths Puzzle
Numerical Ability
x/2-41/3=-21/4
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my question says: below are some trinomials for you to factor.
5x to the second + 35x + 60=
PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
how many roots does x^6-28x^3+27=0 have? (hint: trinomial expression, use y = x^3)