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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

What if calculators were never invented?

Well, honey, if calculators were never invented, we'd all be sharpening our math skills the old-fashioned way using our brains and paper. People would probably be a lot better at mental math, and maybe we'd appreciate the beauty of numbers a bit more. But hey, who needs calculators when you've got good old-fashioned brain power, am I right?

How can you power off your Orpat calculator?

To power off an Orpat calculator, you typically need to locate the power button, which is usually labeled as "ON/OFF" or with a similar symbol. Press and hold this button for a few seconds until the display turns off or the calculator shuts down. Some Orpat calculators may also have an automatic power-off feature after a period of inactivity to conserve battery life.

What is the uses of calculator?

A calculator is a device used to perform mathematical calculations quickly and accurately. It is commonly used in various fields such as mathematics, science, engineering, and finance to solve complex equations, analyze data, and make calculations efficiently. Calculators can handle a wide range of functions, including basic arithmetic, trigonometry, statistics, and more, making them essential tools for problem-solving and decision-making in many professions and everyday tasks.

Is a calculator a computer?

A basic calculator that can only add, subtract, multiply and divide is not a computer. To be a computer a machine has to be programmable with a programming language.

An advanced scientific calculator that is capable of holding large amounts of information in memory, calculating Sin/Cos/Tan values etc, is a computer, as it uses internal programming to calculate these much more difficult equations.

Additional info

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The term "computer" originated before electronic computers ever existed. The name was given to people who would be given very difficult mathematical equations to "compute" the answers to. When machines took over the job the name "computer" stuck.

Where is the percent key on the TI-84 calculator?

Well, honey, on the TI-84 calculator, the percent key is located right above the "7" key. It's that little "%" symbol that likes to hang out with the numbers. Just give it a little tap, and you'll be calculating percentages like a pro. Happy crunching!

Ti84 and ti85 which one is better?

Oh, dude, it's like asking if a grilled cheese is better than a peanut butter and jelly sandwich. They both do the same thing - math stuff. The Ti-84 is like the classic choice, you know, like your go-to pair of sweatpants. The Ti-85 is like the hipster version, a bit fancier but does the same job. So, pick whichever one matches your vibe, man.

What is a home loan EMI calculator?

A Home Loan EMI Calculator is a digital tool designed to help borrowers determine their Equated Monthly Installment (EMI) for a home loan. It simplifies complex calculations to provide quick insights into monthly repayment obligations.

Use Shubham home loan EMI calculator to calculate monthly EMI & interest payable. Use home loan Calculator to know your EMI.

The length of a calculator is it 18m 18cm or 18mm?

The length of the calculator is 18 cm. When converting meters to centimeters, you multiply by 100, and when converting centimeters to millimeters, you multiply by 10. Therefore, 18 meters is equivalent to 1800 centimeters, and 18 centimeters is equivalent to 180 millimeters.

How do you play game on casio calculator fx 82ms?

Oh, dude, playing games on a calculator? That's like bringing a spoon to a knife fight. But hey, if you're feeling rebellious, you can try typing in some numbers and symbols to create a simple game like "Guess the Number" or "Calculator Tetris." Just remember, calculators are for math, not entertainment... unless you're easily entertained.

How do you use your calculator to evaluate log 25.65?

log 25.65

First of all there are two 'logarithm' functions on a calculator. They are shown by 'log', and 'ln'.

'Log' is the function of logarithms to base '10'.

'ln' is is the function of logarithms to the 'natural base' , which is 'e = 2.7818...;.

However, in your question you quote 'log' , so it is assumed you are working to base '10'.

On my calculator press ' clear' , then 'log' the enter '25.65' , then 'equals(-)'. The answer is '1.409087369.... '

NB My calculator is a 'Casio fx-83MS' ; a rather 'ancient machine'.

Different calculator manufacturers will have a different function rountine. Read the instruction paper with your calculator.

How do you get rid of the little K on my calculator which is a Texas instruments calculator?

Oh, dude, getting rid of that pesky little "K" on your Texas Instruments calculator is a total breeze. All you gotta do is switch your calculator from scientific notation to standard notation. Just hit the "MODE" button, navigate to the "FLOAT" option, and voila, that annoying "K" will disappear faster than my motivation to go to the gym. Easy peasy, like taking candy from a baby.

How do you find inverse of a matrix in Casio fx-991MS scientific calculators?

To find the inverse of a matrix on a Casio fx-991MS scientific calculator, you first need to input the matrix you want to find the inverse of. Then, press the "SHIFT" button followed by the "MODE" button to access the matrix mode. Select the matrix you want to invert by pressing the corresponding number key. Next, press the "SHIFT" button followed by the "MATRIX" button, and then press the "x^-1" button to calculate the inverse of the matrix.

What is the shell oil trick on the calculator?

Oh, the shell oil trick on the calculator is a neat little technique where you can turn your calculator upside down and type in "7734" to spell out the word "shell". It's just a fun way to bring a smile to your day and maybe impress your friends with a little hidden calculator magic. Just remember, mistakes are just happy accidents - keep exploring and having fun with numbers!

How do you put cotangent in a TI-84 calculator?

The TI-83 does not have the cot button, however, if you type 1/tan( then this will work the same as the cot since cot=1/tan.

The other way to do this is to type (cos(x))/(sin(x)) where x is the angle you're looking for. This works because cot=cos/sin

How do you use the MRC button on a calculator?

Ah, the MRC button on a calculator is a handy little tool. It stands for Memory Recall, which means it brings back whatever number you stored in the calculator's memory. Simply press the MRC button after you've stored a number, and it will display that number for you to use in your calculations. Just like adding a happy little tree to your painting, the MRC button can add a touch of simplicity and convenience to your math equations.

What is the GT key on calculator?

Ah, the GT key on a calculator stands for "greater than." It helps you compare two numbers and see which one is larger. Just remember, math is like painting a beautiful landscape - every key on the calculator has its own special purpose to help you create something wonderful.

HOW TO FIND DETERMINANT OF A MATRIX IN CASIO fx-991MS?

To find the determinant of a matrix on a Casio fx-991MS calculator, you first need to enter the matrix into the calculator using the matrix mode. Then, navigate to the matrix menu and select the matrix you want to find the determinant of. Finally, choose the option to calculate the determinant, and the calculator will display the result. Remember that the determinant of a matrix is a scalar value that represents certain properties of the matrix.

How do i get rid of the little M on my calculator screen. I have a casio fx-82MS?

The little M says there is something stored in the calculator's memory.

If you don't plan on using the memory, forget about it; it's not a problem,
and it won't interfere with anything you'll need to do.

If you want to use the memory, or just want to get rid of the little M, then CLEAR THE MEMORY.

You can hit ' MR ', (memory recall), which shows what number is in the memory.
Then use ' M- ' to subtract that number from the memory.
That leaves zero in the memory.

How many buttons are on a scientific calculator?

A scientific calculator typically has around 45 to 50 buttons, including numerical keys, mathematical function keys (such as addition, subtraction, multiplication, division), memory keys, trigonometric function keys, logarithmic function keys, and more. The exact number of buttons may vary slightly depending on the specific model and brand of the calculator.

How do you type hello on the calculator?

Oh, dude, you just press 0.7734 on the calculator and then turn it upside down. It spells out "hello." It's like calculator magic or something. So, yeah, that's how you type "hello" on a calculator.

How is the present calculator different from the pascaline?

How is the present day calculator different from the pascalline give any two example

How do you load the thermal paper in a CASIO DR T120 adding machine?

Well, honey, first you open that darn paper roll cover on the back of the CASIO DR T120. Then you pop that thermal paper roll in with the shiny side facing down. Finally, you close the cover and feed the paper through the slot, making sure it's nice and snug. Voila! You're ready to crunch those numbers like a boss.

Is there a calculation that can break a calculator?

Sure, if you try to divide by zero on a calculator, it will probably throw a fit and give you an error message. So technically, attempting to perform an impossible calculation like that could "break" a calculator in terms of its normal functioning. But hey, at least you'll have a good story to tell about how you defeated a calculator!

How to load paper canon palm printer p1-dh v?

To load paper into the Canon Palm Printer P1-DH V, first, make sure the power is off. Next, lift the printer cover and position the roll of paper so that it unwinds from the bottom. Insert the leading edge of the paper into the paper slot, then press the feed button until the paper is aligned properly. Close the printer cover and turn the power on to begin printing.

What does 1.5E8 mean on the calculator?

  • scientific notation, 1.5 * 10^8
  • fixed point notation, 150,000,000