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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

How do you round 5.3458 to the nearest hundred on a calculator?

It's easier without one.

To the nearest hundredth, 5.35

To the nearest hundred, zero.

Is there a cost for using a loan calculator?

Most websites have loan calculators on them. You can also check banking sites for loan calculators. There are so many available you should not pay to use one.

How do you graph on a ti-84 calculator?

Press Y= to see the equations. Enter and equation in, using x as the variable. (Press X,T,θ,n for an x.) Enter an equation and press GRAPH to see it.

(If you need to graph parametric, polar, or sequential equations, press MODE and select the graph type you need. Select FUNC for normal y= equations.)

Is a calculator considered a data processor?

Yes, a calculator is considered a data processor. Anything that can use or hold data is considered to be a data processor. So yes, a calculator is a data processor.

How do you program a TI-83 or Ti-84?

Choose Menu (Option C in after pressing the program button). You will get Menu(. Type the name of the menu in quotes, then the name of an option in quotes, then the label that that option will go to. Type the name and label for every option. Separate all these with a comma.

Example Menu:

HOW ARE YOU?

1. GOOD

2. NOT GOOD

Say the "Good option goes to label G and the "Not Good" option goes to label NG. The programing for the menu would look like this:

:Menu("HOW ARE YOU?", "GOOD", G, "NOT GOOD", NG)

(The all caps in this answer are used because most typing on a TI-84 is in all caps.)

How do you figure out the equation of a table with a graphic calculator?

It depends on which calculator!

If the data is linear, you can estimate the slope of the line and the y-intercept from graphing the data. By graphing the data, you will be able to tell if it forms a straight line or not.

Can you put fractions on a computer calculator?

yes it called a carrot look at the number 6 and push shift and the six button

How do you install ion on a TI-84?

To install Ion on a TI-84 calculator, you'll first need a TI-84 with a compatible version of the operating system. Then, download the Ion program and transfer it to your calculator using software like TI Connect or a USB cable. Make sure to also have a shell program installed, as Ion operates within a shell. Once transferred, you can run Ion by selecting it from the program menu on your calculator.

How do you set a variable on TI-84 Plus Silver Edition?

For example, if you want to set variable L to 8:

Type the number you want to store to the variable. Then press STO> to get an arrow. Then type L (Press ALPHA L [above ")"]). You should see:

8->L or 8[arrow]L. Press ENTER and your variable will be set.

This will also work in a line of programming, but you don't have to press ENTER, just run the program.

How do you use the exp on a scientific calculator?

That would depend on which model of calculator you have. Most calculators have a button with the following symbol on them: "^" which represents the exponent function. In most cases it can be used like this: entering "2^4" would give you two to the fourth power (16).

What are some programs for your calculator?

There are a few on the internet, but it's difficult to get your calculator hooked up to your computer properly to retrieve them.

How do you go to a previous answer on a ti-83?

You can't get a previous answer, just a previous question (input equation). Press [2nd][ENTER] to scroll up to previous equations entered, then hit [ENTER] to evaluate it again, or edit it before evaluating it. In the future, you can put press [STO>][XT0n] at the end of your equation to save the answer to the variable X, which can then be used in other future equations. You can, in fact, use all 27 variables A-Z and theta to store temporary answers.

How to calculate erf?

use a program or the normal error function table :p

How do you put seconds into your calculator?

60 seconds in a minute.
Calculator does decimal points from 0.0 up to 1.0.

So: 1.0 divided by 60 = 1 divided by 6 = 0.166666666


eg. If you want to enter 34 seconds, type in 0.1666666 x 34.
eg. If you enter in 60 seconds, you type 0.1666666 x 60. This will be equal to 1.0 (one minute).

How do you use the m buttons on a calculator?

These buttons work with the calculator's memory, which stores one number:

MC = Memory Clear sets the memory to 0

MR = Memory Recall uses the number in memory, acts as if you had keyed in that number yourself

MS = Memory Store puts the number on the display into the memory

M+ = Memory Add takes the number on the display, adds it to the memory, and puts the result into memory

The buttons can be handy for doing repeated calculations with a single number. For instance, if you wanted to multiply a bunch of numbers by pi, you could key in the following:

3.14159.. MS (stores the number)

4 x MR = (gives you 4 times pi)

25 x 25 x MR = (gives you 25x25 times pi)

The M+ button can be handy for figuring out complicated expressions if you don't happen to have a scientific calculator. For example, to calculate (5 x 6) + (12 x 2) + (3 x 7), you can do the following:

5 x 6 = (calculator says 30)

MS (stores 30 in memory)

12 x 2 = (calculator says 24)

M+ (takes 24, adds it to 30, stores result 54 in memory)

3 x 7 = (21)

M+ (takes 54, adds 21, stores the result 75)

MR (displays the result 75)

How do you solve trigonometry with calculator?

Check out these articles for a simple free tool and tutorial that will make trig simple enough for ANYBODY to understand!

http://www.ehow.com/how_5520340_memorize-trig-functions-losing-mind.html

http://www.ehow.com/how_5227490_pass-mind-part-unknown-sides.html

http://www.ehow.com/how_5428511_pass-part-ii-unknown-angles.html