You can put this solution on YOUR website! Find the nonlinear asymptotes of the function
f(x)= sqrt. sign x^2-4x-21
f(x) = sqrt(x^2-4x-21)
x^2-4x-21 = 0
(x-7)(x+3)=0
x = 7 or x = -3
These are vertical asymptotes
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Cheers,
Stan H.
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