The function is .
Observe the graph:
\The -intercept is
.
Zeros of a function is -intercepts.
-intercept is
and
.
Zeros of the function are and
.
Find the values algebraically:
\The function is .
Rewrite the function as .
Find the -intercepts by substituting
in
.
-intercept is
.
Find the -intercepts by substituting
in
.
Solve the equation by using factorization.
and
and
and
.
-intercepts are
and
.
Zeros of the function are and
.
-intercept is
.
Zero of the function is and
.