Page 17 - Integration Problems
P. 17
Need to evaluate,
1 4 2
[tan −1 ( ) − tan −1 ( )]
5 5 5
Put your fx-991ES in radian mode (qw4). The
keystrokes for the calculation are,
1a5$(q?4a5$)p
q?2a5$))=
Verify this result by performing the Integral directly on
your calculator,
2
∫ 2
0 + 4 + 29
The keystrokes for your calculator are,
y1aQ(X)d+4J(X)+29R
0E2=
13
