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D( x )
x^2-36 = 0
x^2-36 = 0
x^2-36 = 0
1*x^2 = 36 // : 1
x^2 = 36
x^2 = 36 // ^ 1/2
abs(x) = 6
x = 6 or x = -6
x in (-oo:-6) U (-6:6) U (6:+oo)
6/(x^2-36) > 0
( 6 )
6 > 0
x należy do R
( x^2-36 )
1*x^2 > 36
1*x^2 > 36 // : 1
x^2 > 36/1
x^2 > 36
x^2 > 36 // ^ 1/2
abs(x) > 6
x in (-oo:-6) U (6:+oo)
(-oo:-6) (-6:6) (6:+oo) 6 + + + x^2-36 + - +
x in (-oo:-6) U (6:+oo)
(-oo:-6) U (6:+oo)
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