**what is surd form? Yahoo Answers**

The â€˜eâ€™ is there because the answer is too large to show on the limited digits of the calculatorâ€™s screen. The number after the â€˜+â€™ sign represents the power of ten by which to â€¦... In general, surds are numbers that are left in a form involving a root (typically a square root). Surds are often used when it is important to give an exact answer.

**Writing Numbers in Index Form mathsteacher.com.au**

The first choice on the Mode menu will have a big impact on the way your calculator displays expressions and answers. MathPrint is the default mode. MathPrint mode: Fractions display like fractions, exponents look like exponents, text doesnâ€™t wrap to the next line, and templates make it easier to enter commands. See the second screen. Classic mode: Fractions use a forward slash (/) symbol... Surds Questions 13. (a) Express 5 p 8 1+ p 2 in the form a+b p 2, where a and b are integers. [3] (b) Express p 80+ 30 p 5 in the form c p 5, where c is an integer.

**Exact Answers for Square Roots Math Forum - Ask Dr. Math**

leave the surds in your answer (although you may have to manipulate and/or rationalise the denominator) as you can never give an exact value of an irrational number. Rationalising the denominator For historical reasons, you need to somehow always â€˜get ridâ€™ of the surd if it is in the denominator (see the historical note on surds). There are several techniques of manipulation you can â€¦... left unsimplifi ed, and this is called exact (surd) form. A calculator may be used to A calculator may be used to fi nd an approximate answer, usually given to a specifi ed number of decimal places.

**URGENT!!! My scientific calculator will display square**

the answer equations in the form as provided by Nader Moayeri in 23.1.2013 are incorrect in both the answer equations and the expression for 'a', they are not the exact replica of the solution of sin(1 degree) as provided by James Parent.... If you want it in exact form you will need to work it out on paper as I don't think the calculator can give the answer in the form you want. Okay thank you!! I will use my brain now then

## How To Make Your Calculator Give Answer In Surd Form

### How to Divide and give an answer as a fraction WonderHowTo

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## How To Make Your Calculator Give Answer In Surd Form

### Prove (without the use of a calculator): Simplify completely by showing all your steps (do not use a calculator): Fill in the blank surd-form number on the right hand side of the equal sign which will make the following a true statement:

- Surds are numbers left in 'square root form' (or 'cube root form' etc). They are therefore irrational numbers. The reason we leave them as surds is because in decimal form they would go on forever and so this is a very clumsy way of writing them.
- Indices and Surds Mgr. Oga Å turekovÃ¡ Mgr. ubomÃra TomkovÃ¡ 1 Indices and Surds The term indices refers to the power to which a number is raised. Thus x2 is a number with an index of 2. People prefer the phrase "x to the power of 2". Term surds is not often used, instead term roots is used. Occasionally you will be asked to give an answer in surd form; this implies that you should give the
- 17/05/2014Â Â· I have model Casio fx-82ES and i have a friend who has the same model have it display the answer in surd form. eg. types in square root 72 and the answer that displays on calculator â€¦
- You will notice from the answer to part (3) that the calculator displays the ratios of some angles as fractions, involving surds where needed, and not in decimal form. The decimal form â€¦

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