COMPASS Calculator Skills - PowerPoint PPT Presentation

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COMPASS Calculator Skills

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  1. COMPASS Calculator Skills TI-83

  2. 43 4 [^] 3 [enter]

  3. Square Root √ • Take the square root of 25 • 2nd [√ ] 25 [enter]

  4. The cube root of 64 • Input the index first • 3 • [2nd] [ x√ ] • 64 [enter]

  5. ( • (10 [^] 3 • [+] 17 [x2]) • [] 3 [PRB → → !] • ) • [] • 1 [EE] 4

  6. Navigation Keys

  7. ► F • This key will try to display the answer as a fraction. • Try 5.25 [►F] • 525/100 • ►Simp

  8. ►Simp • This key will try to simplify the answer. • Try [►Simp] 25 • [►D] • Try [►Simp] 5

  9. FracMode Aub/c d/e 5 u ¼ 21/4

  10. Ab/c ◄► d/e 5 u ¼ 21/4

  11. x-1 • The reciprocal key • Try 5/4 • 2nd [x -1] • 2nd [x -1] • 2nd [x -1]

  12. Find the value of 27(-2/3) • Input the base first • 27 [^] (-2/3) [enter] • ►F • 1/9