Observe the graph:
\The function is .
.
Apply integral on each side.
\.
.
Apply integral on each side.
\.
.
Apply integral on each side.
\.
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Find the values of .
.
Substitute in
.
.
.
The function is continuous at
.
and
are equal at
.
.
Substitute in
.
.
The function is continuous at
.
and
are equal at
.
.
Substitute in
.
.
Graph the function .
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Graph the function .
.