Solving Rational Inequalities Looking at solving inequalibes with rational functions The graph of y=f(x) looks like (i
Posted: Thu May 12, 2022 3:51 pm
Solving Rational Inequalities Looking at solving inequalibes with rational functions The graph of y=f(x) looks like
(inf.-1) (L.Inf -7 -5 -2 -1 1 2 3 3 . 7 Because our function must be either positive or negative for each separate interval, we only need to let our function for one value in each separate interval Test each interval A Select an zvatue in the first interval (-00,-1) Evaluate the function f(a) at your selected 2-value win () be pontive or negative on the first interval?? Select an a-value in the second interva. (-1,1) And evaluate the function f(x) at your selected 2- value w f(x) be positive or negative on the second interval? ? Select an value in the third interval (1,00) And evaluate the function () at your selected value 0 ww) be postove or negative on the third interval
(inf.-1) (L.Inf -7 -5 -2 -1 1 2 3 3 . 7 Because our function must be either positive or negative for each separate interval, we only need to let our function for one value in each separate interval Test each interval A Select an zvatue in the first interval (-00,-1) Evaluate the function f(a) at your selected 2-value win () be pontive or negative on the first interval?? Select an a-value in the second interva. (-1,1) And evaluate the function f(x) at your selected 2- value w f(x) be positive or negative on the second interval? ? Select an value in the third interval (1,00) And evaluate the function () at your selected value 0 ww) be postove or negative on the third interval