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Setting Purpose
Angle Measure Select the units for angle measurements: Radians or Degrees.
Number Format (rst drop-down
list)
Select the number format for displayed solutions: Standard or Scientic or Engineering.
Number Format (second drop-
down list)
Select the number of digits to display in approximate mode (mantissa + exponent).
Integers (drop-down list) Select the integer base:
Decimal (base 10)
Hex (base 16)
Octal (base 8)
Integers (check box) If checked, any real number equivalent to an integer in a non-CAS environment will be converted to
an integer in the CAS. (Real numbers not equivalent to integers are treated as real numbers in CAS
whether or not this option is selected.)
Simplify Select the level of automatic simplication:
None—do not simplify automatically (use for manual simplication)
Minimum—do basic simplications (default)
Maximum—always try to simplify
Exact If checked, the calculator is in exact mode and solutions will be symbolic. If not checked, the
calculator is in approximate mode and solutions will be approximate. For example, 26 5
yields 26/5 in exact mode and 5.2 in approximate mode.
Complex Select this to allow complex results in variables.
Use √ If checked, second order polynomials are factorized in complex mode or in real mode if the
discriminant is positive.
Use I If checked, the calculator is in complex mode and complex solutions will be displayed when they
exist. If not checked, the calculator is in real mode and only real solutions will be displayed. For
example, factors(x
4
–1) yields (x–1),(x+1),(x+i),(x–i) in complex mode and (x–1),(x+1),(x
2
+1) in real
mode.
Principal If checked, the principal solutions to trigonometric functions will be displayed. If not checked, the
general solutions to trigonometric functions will be displayed.
Increasing
If checked, polynomials will be displayed with increasing powers (for example, –4+x+3x
2
+x
3
). If not
checked, polynomials will be displayed with decreasing powers (for example, x
3
+3x
2
+x–4).
Settings 51
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