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Q: How do you simplify expressions?

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They are used to simplify expressions by helping to reduce the numbers that there is

you have to simplify the top and cancel out any denominators that equal to nominators

use a calculator

2+2 = 2*2 = 2^2 all simplify to 4. But there is no special name for the three expressions.

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression for your classmates to simplify..

Combine like terms.

8 - 1/3

Use the trigonometric relations and identities.

Yes, you can but it depends on the context. You can simplify fractions, or simplify surds, or algebraic expressions and in each case the simplification means different things. So if you want a sensible answer to your question I would suggest that you use a proper question rather than stick a quastion mark at the end of a phrase!

Calculate all the operations following BIDMAS or PEMDAS, as appropriate.

put the bracket before the answer and multiply it by the nth term

Simplify, possibly!

simplify

No, not necessary. To simplify something is to make the expressions "clean and clearer". For instance: 2 / 4 = 1 / 2 [simplified form]

it means to solve it Ex: 5-a a=1 so to simplify it, you would say 5-1=4 (p.s ur welcome :D)

4y -5

You have to simplify all of the expressions and then match up the ones that equal eachother.

You should check whether you can simplify the answer.

By long division. Factorisation may work but you cannot depend on that.

You multiply out brackets, remove common factors from fractions, combine like terms.

Most scientific calculators don't have the capacity to simplify mathematical expressions, only to calculate based on known numbers. For calculating powers, there should be a key labelled something like xy or yx.

After multiplying or dividing two rational expressions it is sometimes possible to simplify the resulting expression.

You simplify expressions and solve equations. You don't simplify something that has an equal sign, and you don't solve something that doesn't have an equal sign. For examples, you simplify 2/4 and solve x + 0 = 1

which mixed number or improper fraction is closest to the decimal 5.27?

They can be used to simplify expressions so that the solutions can be found more easily.