I need help with math

Algebra
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The domain of  h(x) = 20/(3x2 – 48) is given by

 
Apr 27th, 2015

Domain is all possible x values.    h(x) = 20/3 (x^2 -16) = 20/3 (x+4) (x-4)

Here for x= +4 and x=-4, the function does not exist.

So Domain:  All x values except +4 or -4.    Mathematically. x not equal to +4 or - 4

Apr 27th, 2015

Simplified result of the {(3y -2 z2)3 ÷ (2x -2 y z -1)2} with positive exponents is given by 


Apr 27th, 2015

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