exam
Maths Puzzle
Numerical Ability
Simplify
c4power d five power ad-1 power 1 nine power c 3 power
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exam Other Question
3x^2(5x^3-7x^2+4x-1)
I am trying to solve 15-2/2poweredx3+(12/4x3)
I have tried working it backwards, forwards doing work in parenthesis and bringing it down. Can some help?