HP 15c Collector's Edition Owner's Handbook Manual page 249

Keystrokes
l 2
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÷
Keystrokes
| ¥
10 " v
20 "
´ _
2
O 3
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x
x
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Appendix D: A Detailed Look at _
Display
036- 45
037-
038-
Display
-1.0929 -07
-10.0000
-20
8.5001
8.5001
-0.0009
2
30
10
Graph of f (x)
237