Your Practice Set – Applications and Interpretation for IBDP Mathematics
Exercise 4
1 . The following diagram shows the graph of a function f .
( a ) Find f �1 ( � 2 ) .
( b ) Find ( f f )( 5 ) .
( c ) On the same diagram , sketch the graph of y �� f ( x) .
[ 2 ]
[ 3 ]
[ 2 ]
2 . The following diagram shows the graph of a function f .
( a ) Find
f � 1 ( 2 ) .
( b ) Find ( f f )( 4 ) .
[ 2 ]
[ 3 ]
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