TI-73 Graphing Calculator Scavenger Hunt
1. What happens to the screen when you push
over and over?
2. What happens to the screen when you push
over and over?
3. Touch the
key. What word is in the top left hand corner of the screen?
Note: To be in standard mode all words on the left side should be selected
(highlighted). To change a selection, highlight it and then touch
.
4. What TWO keys do you select to return to the “home” screen?
5. Enter this problem into the calculator and press
.
2.4 x 3.6 =
Now press
Float
to 0 and press
. Press
quit what you are doing and return to the home screen.
Press
to
. The original problem should now be on the screen. Press
. What appears on the screen?
Compare this to the answer you had the 1st time. What did the calculator do?
AFTER COMPLETING THIS MAKE SURE YOU RETURN TO STANDARD
MODE. (See #3 above.)
6. The
key is used to raise a number to a power.
Find 7 6 = ____________________
Find 4
7. The
100 = _______________ Write this another way. ___________
is a quick way to square numbers. What is 37 2 ?
8. You must use TWO keys to find the square root of a number. What are they?
Find 196 .
9. The  symbol is located above what key?
10. Multiply  times 7.
Have the calculator show you the answer rounded to 2 decimal places.
Find another way to do this. (Hint: Check in the
menu.)
11. How many centimeters are in 200 inches?
(Hint: Enter 200 on the home screen and then use the CONVERT feature.)
12. Use the
to enter the fraction
5
. What key will change this to a
32
decimal? Try it. Change it back to a fraction. (Hint: Use the
to select
the decimal and then touch
so that the decimal value is active. Then
convert the decimal to a fraction.)
13. Try these problems.
a.
5 7
 =
6 8
2 5
b. 1  
3 9
14. Solve the following problem: 2[3  10 / 2  62  (4  2)] .
Press
to get the problem back to the active state. Use the arrow
keys to change the 3 to a 5. Now press
.
15. Press
. What do you think the 1st entry will do? Use 8 and 10 to test
your guess.
16. Press
. Press
should be blinking on the second /. Press
get. Convert this answer to a fraction.
to go to the error. The cursor
. What answer do you
17. Enter ( 2)2 into the calculator. What answer do you get?
Next enter 22 into the calculator. Is the answer the same? Why or why not?
18. Press
are there?
to access the STAT PLOTS menu. How many stat plots
Which option turns the STAT PLOTS off?
19. Select PLOT 1. How many different plots can you create?
Name 3 of them.
20. Press
and type the equation 2 x  1 . Then press
Sketch a picture of your graph.
and select 6.