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Calculators

A calculator is a hand-held inexpensive electronic device used to perform the operations of arithmetic. The simplest calculators can only do addition, subtraction, multiplication, and division, while scientific calculators can handle exponential operations, and trigonometric and logarithmic functions.

1,648 Questions

Immediate Annuity Calculator?

Immediate Annuity Calculator

An immediate annuity is a product sold by insurance companies that is designed to provide you with an income stream for life. The income, by definition, is designed to start immediately, although some immediate annuities allow you to defer payments for up to one year. It is very important to remember that once you set up an immediate annuity, you no longer control the money you put in it. Likewise, while the income stream is guaranteed for your lifetime, an untimely death will not result in any money being returned to your estate. This calculator is designed to help you estimate your monthly payments from an immediate annuity.

When was Nezarr the Calculator created?

Nezarr the Calculator was created in 1977.

Who was Gottfried Leibnitz?

gottrified leibnitz is the one who invent the leibnitz calculator.

What does archived on a TI83 mean?

I'll assume you mean TI-83+, as the TI-83 cannot archive programs. On the TI-83+, archived means that a program, list, equation, picture, or other item is stored in the calculator's Flash memory instead of its RAM. This can be used so that the item does not get erased when the RAM is cleared, or to reclaim free RAM for other programs and files. However, archived items cannot be executed or modified, so they must be unarchived first.

More calculator assistance is available at the related link "Cemetech" below.

What math tools are used to solve problems?

Rulers compasses,protractors

Tools such as formulas or mini rulers can be found online, or in the front or back of math text books.

How do you enter a variable in a TI-84 plus calculator?

To enter an equation variable, (for example X when you are in function mode, or theta when you are polar mode), press the X, T, θ, n button.

To enter a different variable, press ALPHA and then the letter of the variable. For example, to enter the variable C, press ALHPA C (above PRGM). These non-equation variables act as constants. To set the value of constant C to 3, for example, enter 3

-> C and press ENTER. (The arrow is the STO> button).

How do you use a calculator to find 7.65 percent of 430?

If your calculator has a % sign,

you just have to press 7.65% x 430

this will give you an answer of 32.895.

Excluding residential calculations an ordinary outlet shall be calculated at?

Excluding residential calculations, an ordinary outlet shall be calculated at: Excluding residential calculations, an ordinary outlet shall be calculated at:

How do you program slopes on a TI-84 Calculator?

:Input "X1",A

:Input "X2",B

:Input "Y1",C

:Input "Y2",D

:(D-C)/(B-A)->E

:Disp "SLOPE:",E

Where can you find a reliable debt calculator online?

A debt calculator online can be found at many bank websites. Make sure your using a trustworthy website while referencing the debt material and always remember to find a professional at your bank to explain things if you don't understand!

How do you graph the equation y equals x plus 2 on a TI-84 Plus calculator?

Press the Y= button and type 'X+2' (not the quotes) next to Y1 (or any other Y will work). Then press GRAPH.

(To type X, press the X,T,θ,n button. If you don't see Y1= when you press Y=, press MODE and select FUNC, then try again.)

What is the forumula for graphing a circle?

The easiest way is to put it in polar mode then set r= to any constant. In rectangular mode, you can graph (sqrt(r^2-x^2)) and -(sqrt(r^2-x^2)) where r is any constant.

What is a calculator used for?

It is an item used for adding, dividing, multiplying and minus numbers. So you don't really have to do it in your head.
the calcutator is used to add, subtract, divide and mulitply numbers
Calculator is of course used to calculate mathematical operations like subtraction, addition, multiplication, division and others that human being will have difficulty to do.

Could the first mechanical calculator add subtract mulitply and divide?

No, the very first mechanical calculators could only add and subtract. The first mechanical calculators were invented in 1623 by Wilhelm Schickard, followed by the Pascaline, invented in 1645 by Blaise Pascal.

However, calculators that could multiply and divide were in use by the 19th century.