exam
Maths Puzzle
Numerical Ability
Can you help me with this? 12y^2-1=44(1-y)
I tried this
12y^2-1=44-44y [44+1=45]
12y^2=43-44y
12y=
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exam Other Question
Factor completely x^3-x^2-20x
divide and simplify
x-7 (x+5)(x-7)
--------/---------------
9(2x-1) 6x(x+5)