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CASIO

User´s Guide

Find

Exponential Functions, Logarithmic Functions

Exponential Functions

Example 1: e10 = 22026.46579

  • (ex) 10
  • 22026.46579

Example 2: 101.5 = 31.6227766

  • (10x) 15
  • 31.6227766

Example 3: 2-3 = 0.125

  • 23
  • 0.125

Example 4: (-2)4 = 16

  • 24
  • 16.

Note

Negative values inside of calculations must be enclosed within parentheses. For details, see "Calculation Priority Sequence."

Logarithmic Functions

Example 1: log 1.23 = 0.089905111

  • 123
  • 0.089905111

Example 2: ln 90 (= loge 90) = 4.49980967

  • 90
  • 4.49980967

Example 3: ln e = 1

  • (e)
  • 1.
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