Question 223403
Find the points of intersection between the two functions of f(x)=x^2-4 and g(x)=sqrt. of x+4(both the x and the 4 are under the radical). The answer must be in ordered pair form.
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Graph the left side and the right side
separately on the same coordinate system.
Find the points of intersection.
{{{graph(400,300,-10,10,-10,10,x^2-4,(x+4)^0.5)}}}
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Solutions: (-2.3028..,1.3028..)
and (2.5616..,2.5616..)
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Cheers,
Stan H.