SOLUTION: find the domain of 48 over x^2+13x-30

Question 791755: find the domain of 48 over x^2+13x-30

Answer by rothauserc(4718) (Show Source): You can put this solution on YOUR website!
find the domain of 48 over x^2+13x-30
we write
48 / x^2+13x-30
we factor the denominator
48 / (x+15)* (x-2)
from the domain we must exclude any real number that makes the denominator 0, so
we must exclude -15 and 2
therefore the domain is all real numbers except -15 and 2

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