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COMPASS Calculator Skills

Learn how to efficiently use the TI-83 calculator for various calculations including square roots and cube roots. This guide provides step-by-step instructions on inputting commands for finding the square root of 25 and the cube root of 64. Discover how to use the navigation keys for fraction display, simplification, and reciprocal calculations. Additionally, we cover advanced functions like evaluating expressions with exponents and fractional indices. Perfect for students and anyone who wants to enhance their calculator skills.

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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

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