Test and Worksheet Generators for Math Teachers
Updates to Infinite Precalculus


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Included in version 2.18 released 7/31/2017:

  • Improved: Extrema, Intervals of Increase and Decrease - Directions more precise by asking for points of extrema and open intervals

  • Fixed: Open circles on graphs were filled in when displayed as answer in red
  • Fixed: Typo in sample custom question
  • Fixed: Dot Products - Opposite vectors not considered parallel
  • Fixed: Multivariable Linear Systems and Row Operations - Missing from index order

Included in version 2.17 released 4/27/2017:

  • Improved: [Windows] "Export to clipboard as bitmap" renders image with better quality
  • Improved: Polar curves graphed more efficiently

  • Fixed: Probability with Combinations and Permutations - Could ask about impossible lottery ball
  • Fixed: Product-to-Sum and Sum-to-Product Identities - Finding exact value never gave sum/diff
  • Fixed: Equations of Parabolas - Sign of coefficient wrong in a certain cases
  • Fixed: Polar and Rectangular Forms of Equations - Equation of line in rectangular coordinates wrong in certain cases

Included in version 2.16.20 released 11/16/2016:

  • Fixed: Graphing Trig Functions - Vertical asymptotes of cotangent were incorrect
  • Fixed: [Mac] Trig Ratios of Any Angle - Certain options caused program to freeze

Included in version 2.16 released 9/16/2016:

  • Fixed: Two topics missing from index order
  • Fixed: Induction - Punctuation in directions and spacing in answers
  • Fixed: Numbers with many significant digits could round incorrectly
  • Fixed: Customized question containing an error could not be modified
  • Fixed: Customized question containing an error could cause a crash
  • Fixed: Feedback tool detects Windows 10 properly
  • Fixed: Mouse cursor when drag-dropping a question
  • Fixed: Keyboard shortcut for changing order of question sets in assignment

Included in version 2.15 released 7/14/2016:

  • Improved: Reorder question sets by dragging and dropping
  • Improved: Move individual questions within a set by dragging and dropping
  • Improved: Presentation View - Commands now on a movable, dockable toolbar
  • Improved: Added option for large toolbar icons
  • Improved: New icons

  • Fixed: Certain options could result in double parenthesis or parenthesis around a negative sign
  • Fixed: Arrow over vector variable name not red when appropriate
  • Fixed: Compound Interest - Answers could be wrong
  • Fixed: Spacing in vector topics

Included in version 2.11 released 5/13/2016:

  • New topic: Functions as Infinite Series
  • New topic: Partial Fraction Decomposition

  • Improved: [Windows] "Export to clipboard as bitmap" pastes into Microsoft Word at appropriate DPI

  • Fixed: Keyboard shortcut for adding space to question set
 

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