VIEWS: 42 PAGES: 3 POSTED ON: 10/31/2011
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 to quit what you are doing and return to the home screen. Press . 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 4 100 = _______________ Write this another way. ___________ 7. The 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.) 5 12. Use the to enter the fraction . 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. 5 7 2 5 a. = b. 1 6 8 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 to go to the error. The cursor should be blinking on the second /. Press . What answer do you get. Convert this answer to a fraction. 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 to access the STAT PLOTS menu. How many stat plots are there? 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 2x 1. Then press and select 6. Sketch a picture of your graph.
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