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TI-30XS Scavenger Hunt Use the TI-30XS to find answers for the questions listed here. For the skills you cannot complete, find someone who can. Introduce yourself, have them demonstrate the skill to you and describe how to do the skill in the box. 1. Describe how to clear the screen 2. Describe how to clear the memory 3. You have entered 5 * 6 + 2 but want to change the 6 to a 3. 4. How do you show 5566778899 in scientific notation? 5. If you enter more lines than the display will show, how can you get to the lines before and after what the display shows? 6. How do you access the green functions? 7. How do you find cube roots? 8. How do you input fractions? 9. How do you input 10. How do you change fractions to decimals using the toggle key? Find the square root of 784 Solve: √216 = Solve: 11. Solve: 2 + 3 * 5 – (8 +6) 12. How do you 13. What’s the difference between (−3)2 and −32 Does the TI 30 XS automatically do order of operations correctly? 3 enter an exponent? What is 94 ? 7 8 1 + = 3 mixed numbers? 1 2 5 7 Solve: 3 + 2 = 14. Solve: What is 15% of 35? 1 Change 8 to a decimal 15. Enter the function y = x + 3. What are y values when x is -2, -1, 0, 1? TI-30XS Scavenger Hunt Answer Key Use the TI-30XS to find answers for the questions listed here. For the skills you cannot complete, find someone who can. Introduce yourself, have them demonstrate the skill to you and describe how to do the skill in the box. 1. Describe how to clear the screen 2. Describe how to clear the memory Press Clear (located under large oval at top right) 1. Press 2nd 2. Press 0 3. Press 2 6. How do you access the green functions? - Press 2nd Find the square root of 784 1. Press 2nd 2. Press 𝒙𝟐 3. Key in 784 4. Press enter 3. You have 4. How do you entered 5 * 6 + 2 show 55667788 in but want to change scientific notation? the 6 to a 3. 1. Key in 55667788 1. Push the left 2. Press mode key arrow on the 3. Press down oval until you get 4. Press right to 6 to highlight SCI 5. Press enter 2. Key in 3 where 6. Press 2nd the 6 is blinking 7. Press mode key 3. Press enter 8. Press enter 5. If you enter more lines than the display will show, how can you get to the lines before and after what the display shows? 7. How do you find cube roots? 8. How do you input fractions? 9. How do you input 1. Press 3 2. Press 2nd 3. Press ^ 4. Key in number 5. Press enter 1. Key in numerator 𝑛 2. Press 𝑑 button 3. Key in denominator 4. Push right arrow 1. Press 2nd button 𝒏 2. Press 𝒅 button 10. How do you change fractions to decimals using the toggle key? 3 Solve: √216 = on oval 7 1 Solve: 8 + 3 = - Answer is - Answer is 6 𝟐𝟗 𝟐𝟒 - Answer is 28. 11. Solve: 2 + 3 * 5 – (8 +6) 3. Key in whole number 1. Enter the fraction 4.Push 2. Press right 5.Key in numerator arrow 6. Push down arrow 3. Press toggle 7. Key in denominator 8.Push 1 12. How do you enter an exponent? 1. Enter the base number 2. Press ^ (middle Does the TI 30 XS of far left row) automatically do 3. Enter exponent order of operations 4. Press enter correctly? What is 94 ? - Answer is 6561 13. What’s the difference between (−3)2 and −32 𝟐 (−𝟑) = 9 −𝟑𝟐 = -9 - Use parenthesis to solve negative exponents! 2 Solve: 3 5 + 2 7 = - Answer is - Answer is 3 - Yes mixed numbers? Push the up or down arrow 𝟏𝟗𝟐 𝟑𝟓 (under + sign) 4. Press enter 1 Change to a decimal 8 - Answer is .125 14. Solve: What is 15% of 35? 15. Enter the function y = x + 3. What are y values 1. Enter 15 2. Press 2nd 3. Press ( (above when x is -2, -1, 0, 1? 8) 4. Enter multiply 5. Enter 35 - Answer is 5.25 1. Press table 2. Enter x +3 (x is left of 4 button) 3. Press enter until it goes to a chart 4. Use Answers: (-2,1)(-1,2)(0,3)(1,4)