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Maths Puzzle
Numerical Ability
When the vaule b is less than 8 a is negative. please explain this answer.
a=1/2b-4 show work, thanks need help
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book Other Question
Factor the polynomial completely
6x^3 + 30x^2y^2+36xy^4
given: AC=DF and AB=DE ____________________
Prove: BC = EF A B C