surds
Surds are popular in mathematics similarly to indices. In fact you can imagine surds as being the opposite of indices.
…because while squaring a number such as 2² gives 4.
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…the square root (2th root) of 4 is 2.
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…because while squaring a number such as 2² gives 4.
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…the square root (2th root) of 4 is 2.
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What is a surd?
Surd: A surd is any number with an nth root.
In mathematics the nth root of a number x is a number r which, when raised to the power of n equals to x as we have seen about.
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…when n is the degree of the root; for example a root of degree 2 is called a square root while a root of degree 3 is called the cube root.
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Surds unable to write the number exactly. So numbers cannot be evaluated exactly because they give never-ending, non-repeating decimal fractions for example;
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You should be familiar with the following surds rules;
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Below is a list of articles covering this topic or click on next to continue;
- Square root of a number
- Cube root of a number
- Surds rules
- Addition and subtraction of surds
- Multiplication of surds
- Dividing surds
- Simplifying surds
- Expanding expressions involving surds
- Fractions involving surds
- Rationalising the denominator
- Surds and irrational numbers
- Fractional indices
I need multiple worksheets with answers on Surds.
This will help high school students and teachers.
Hi, I will work on some more worksheets and post them in the worksheets section. You can find a worksheet I posted here: http://worksheets.mathsrev.com/surds-worksheet/ But I will work on some more.
cn i have more examples on surds and recurring numbers
Hi,
Yes I will add more examples.
i love the side
i am confuse about surd, i don’t understand it