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Q: Can you add or subtract under the radical?

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similar-a similar radicand is to add or subtract similar radicals we simply add and subtract there coefficients and Anex to the sum of their common radical part.

Providing the radical has then just add/subtract. e.g. 4sqrt(3) + (/-)7sqrt(3) . The radical has tha same coefficient of 'sqrt(3)' Hence it becomes 11sqrt(3) ( or - 3sqrt(3)) However, if the radicals are different then 4sqrt(3) + 7sqrt(2) . cannot be taken any further.

false , i tried it on apex so its right

subtract

How do you add or subtract energy?

You add or subtract only the numerators

it means to subtract

You have to add the additive inverse. To subtract q, you add -q.

In order to add or subtract fractions, they must have the same denominator.

yes

By the signs: 2+2(Add) 2-2(Subtract) +=add -=subtract

Subtract.

subtract

Subtract.

Numerators

Subtract and add the sign of the greater number.

it means to subtract

you add

does how many mean add or subtract

In surd form, square roots need to be have the same radical term before you can add or subtract them. However, unlike in algebraic expressions, it is possible to add or subtract square roots using approximate (decimal) values.

you subtract the minimum from the maximum

I think subtract.

Just simply add/subtract the numerators then copy the denominator.

You need a common denominator in order to add or subtract fractions.

You add or subtract (or use other operators) depending on what is required.