diff --git a/source/2/2.4/2.4.3/Qalculate.rst b/source/2/2.4/2.4.3/Qalculate.rst index 4a0ef5f9..eae1ad85 100644 --- a/source/2/2.4/2.4.3/Qalculate.rst +++ b/source/2/2.4/2.4.3/Qalculate.rst @@ -21,6 +21,8 @@ To bring up an extensive list of functions left click the :guilabel:`fx` button To have a large list of many different units you can open by pressing :kbd:`control +U` or left click on the :guilabel:`ruler` button. Under the left column labeled :guilabel:`Category` and left click on a category to select that category of unit. To search for a unit type in the :guilabel:`Magnifying galss` button. To select a unit left click on it on the right column. To insert the unit left click on the :guilabel:`Insert` button. To add a unit to your favorites check the :guilabel:`Favorite` checkbox. To convert between units enter the number in the bottom of the window and then type how many units to convert from in the second from the bottom field and then select the bottom right field what to convery to will show the converted result. +.. image:: qalculate-units.png + Qalculate also does many operations with fractions. To input 1/2 into something you can middle click on the :guilabel:`2` button. Similarly to input 1/3 middle click on :guilabel:`3` and for 1/4 middle click on :guilabel:`4` and so on. Qalculate will also simplify fractions if you type them in so if you type in 4/16 Qalculate! will reduce it to 1/4 and then also provide a decimal answer with a :guilabel:`=` sign for an exact value or an :guilabel:`≈` for an approximate solution if not exact. Qalculate! will also let you add, subtract, multiply, divide, or more advanced fractions with fractions and still show the result as fractions. To exponentiate a base number to a power left click x :sup:`y` or type :kbd:`^`. To square a number right click x :sup:`y` or type :kbd:`sq()` around what you want to square. To raise e to a power middle click x :sup:`y` or type :kbd:`exp()` around what power you want to raise e to. To take the square root of something left click the :guilabel:`√` button or insert a :kbd:`√` character. To take the cube root of something right click the :guilabel:`√` button or type :kbd:`cbrt()`. To take the nth root of something middle click on the :guilabel:`√` button or type :kbd:`root( , )` where the first thing is what you are taking the root of and the second is which root to take. diff --git a/source/2/2.4/2.4.3/qalculate-units.png b/source/2/2.4/2.4.3/qalculate-units.png new file mode 100644 index 00000000..77712e11 Binary files /dev/null and b/source/2/2.4/2.4.3/qalculate-units.png differ