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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 calculator the mortgage?

The formula for calculating your monthly mortgage payment is:

M = P * (i / (1 - (1+i)^-T))

M - is the monthly payment

P - is the principle

i - is the monthly interest

T - is the term

First convert your interest (i) to a decimal

3% interest / 100 = .03 Then divide .03 by 12 months = .0025

M = P * (0.0025 / (1 - (1+0.0025)^-T))

(1+0.0025) = 1.0025

M = P * (0.0025 / (1 - (1.0025)^-T))

Next add in your Term, in this case it is 30 years (30x12=360 months)

T=360

M = P * (0.0025 / (1 - (1.0025)^-360))

1.0025 to the -360 power. For this you need to turn the negative exponent to a positive exponent, which means fractions!

1

--------------- = 0.40703

1.0025(360)

M = P * (0.0025 / (1 -0.40703))

(1 -0.40703) = 0.59297

M = P * (0.0025 / 0.59297)

(0.0025 / 0.59297) = 0.00422

M = P * (0.00422)

P is the Principle, or the total amount that you are borrowing.

In this case P = $250,000

M= $250,000 * 0.00422

M = $1055

So the monthly payment would be $1,055

What does sin mean on a calculator?

It is an abbreviation for sine, and that word together with cosine and tangent are used in simple trigonometrical calculations about right-angled triangles. If we take the shortest side of the triangle, together with the hypotenuse (the longest side) these two sides enclose an angle. The sine of that angle tells us how long the third side is compared with the hypotenuse. Draw a triangle ABC with the right angle at A, the shortest side called AB, the hypotenuse called BC, and the remaining side CA, then if we wanted the sine of angle B we would divide the length of CA by the length of CB. If you want to find the Sine of 50 degrees on a calculator you would press buttons in this order: 50, then the sin button, and the answer would be given almost instantly in the calculator's window. That's much quicker than having to calculate for yourself.

How do you reset time on Casio GW500A watch?

To reset the time on a Casio GW500A watch, first, press and hold the "Adjust" button until the time starts to flash. Use the "Mode" button to cycle through settings like hours, minutes, and seconds, and adjust them using the "Light" and "Search" buttons. Once you've set the correct time, press the "Adjust" button again to save the settings and exit the time-setting mode.

How do you find a calculator on your computer?

Click Start, All Programs, Accesories, and Calculator should be there. If not, look it up on microsoft.com, and download it. Have fun!

When were the first calculators commercially available?

The calculator was invented to calculate large mathematical problems.

AnswerThe calculator was invented to calculate large mathematical problems.

How do you put Mario on your TI-83 Plus Calculator?

I believe that that isn't possible unless you have it ported to ti84 or you know how to. the file format is different, and the game is built for a separate calc.

What is utility in a computer?

There are two besic utilities of an computer.

1>assist the human brain.

2>any types of data or information related jobs done easily,quickly,properly here.

Where can you buy the ti nspire cx-cas calculator?

You should try walmart, staples,or Target. If you can't find it there you should be able to order it from the Texas Instruments website.

How do you reset TI-83 plus to default values?

A simple way to reset your calculator to default values would be to take out the batteries. Taking out the AAA batteries that you usually change will have no effect on the settings. If you take off the battery cover, above the AAA's there is a little silver screw. If you unscrew this little screw there is a very small battery under it. This little battery saves your settings wile you change the AAA batteries. If you take out this little battery as well as the AAAs your calculator should reset it's self to default values.

What are all the different brands of graphing calculators?

There are many different types of financial calculators depending on what your needs are. Financial calculators generally have two price ranges. The cheaper models sell for $30 to $40 while the more expensive models sell for $60 to $100.

What are various calculating devices are?

Pencil and paper, abacus, mechanical calculator, log tables, electronic calculator (or computer), proportional weighing machines.

How do you turn off a TI-84 plus silver edition calculator?

With most of the TI calculators, you have to press the "2nd" button (usually in the top left corner, by the screen) and then the "ON/CLEAR" button (usually in the top right corner, by the screen).

Why do we need calculators?

Calculators are used for solving calculations which are beyond normal reasoning

What is the largest number that you can name on a calculator?

there are 10 number buttons on most calculators. 1, 2, 3, 4, 5, 6, 7, 8, 9, and 0.

Why is there a dot on the number five on phones and calculators?

Same reason there are dots on the "f" adn "j" keys of a keyboard - so you can touch type. I think that it is for blind people, so that they can feel around the keyboard for the dot, and use all the numbers around it to phone or text someone. Also, computer keyboards often have a dot on the "j" and the "f" keys.

How do you calculate antilog on Casio fx-115W?

fx 991 ms

=======

"SHIFT" then "log" "DIGIT" "="

:)

Who invented the Graphing calculator?

According to the Wikipedia article (see related link), Casio released the first graphing calculator in 1985.

How did calculators help the world?

It is a lot easier and faster to do your homework with a calculator.

Is calculators allowed in school?

Depends on the school and the class. It's not only allowed but recommended in most science and engineering classes. If you're doing basic arithmetic lessons, the teacher may ban calculators.

How do you find standard deviation on calculator?

in the example 17,18,19,20,21,22,23 you do the greek letter that looks similar to an E and it has a plus sign next to it so 17e+ 18E+ 19E+ 20E+ 21E+ 22E+ 23E+ if you have more then one occurance for that particular number you put 2nd then freq and input the number of times it occurs. if not then you finish by pressing the 2nd oxn-1 and then the square root button. and thats you standard deviation.