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Surds are irrational numbers that can't be represented accurately as a fraction or reccuring decimal, so they are left as a square root. For example:  √  3 . Calculate the square root of 3 using your calc...

Ionization energy generally increases across period 3 because the nuclear charge increases but the shielding of the outer electrons remains relatively the same. This means that the electrostatic force of ...

The imperfect subjunctive is used frequently in Spanish in numerous different occasions such as hypothetical situations or after certain verbs that convey instruction or doubt. The imperfect subjunctive i...

Being quizzed in an interview isn't as daunting an idea as it seems, while the interviewers will be keen to evaluate how well you handle new information, they also know that you can talk at length about t...

Understanding thhe difference between ser and estar can be tricky as in English we do not make the distinctions between the two types of "to be", however, there are some simple ways to help you ...