Question

Знайти область визначення функції:

Answer 1

$y= frac{4}{sqrt{x^2+3x-10}} + frac{1}{3x-9}\\OOF:; left { {{x^2+3x-10 textgreater 0} atop {3x-9ne 0}} right. ; left { {{(x+5)(x-2) textgreater 0} atop {xne 3}} right. ; left { {{xin (-infty ,-5)cup (2,+infty )} atop {xne 3}} right. ; Rightarrow \\boxed{xin (-infty ,-5)cup (2,3)cup (3,+infty )}\\\P.S.; ; (x+5)(x-2) textgreater 0quad +++(-5)---(2)+++\\xin (-infty ,-5)cup (2,+infty )$

Answer 2

спс