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Maths Puzzle
Numerical Ability
find the domain of the following functions by determining which numbers, if any, cannot be used:
1) f(x)=3x^2/(1+3x)
2) f(x)=(x^2+x-2)(x^2+4)
Thank you.
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book Other Question
What is the height of a cone that is inscribed in a hemisphere which has a radius of 10?
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