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Differentiate x^(4) + x^(1/2) + 3x^(5)

When considering a term in the form of x n , we use the rule nx n-1 when differentiating. So, we multiply the power of x by the coefficient (number in front) of x and then minus one from the power of x. In t...
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Answered by Emily P. • Maths tutor
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How can I get an A in my end of year exam?

An English Literature exam should be looked at as an opportunity to display your skills and your knowledge of a specific text. An examiner is looking for insight and understanding of key themes, characters a...
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How do you conjugate regular ER verbs in the present tense?

ER verbs are verbs that end in -er (e.g. aller, jouer). The regular verbs can be conjugated using a simple rule. Let's use the example of jou er : First, take off the ER ending: jou Then, add the following e...
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Answered by Rosanna L. • French tutor
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What is the difference between Ser and Estar?

Both these verbs mean "to be" in Spanish, whereas in English we only have one. This can make it confusing, but there is a general rule you can use to remember which you have to use. "Ser"...
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Answered by Rosanna L. • Spanish tutor
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How do you divide fractions?

When dividing fractions you must remember the KEEP, CHANGE, FLIP rule. KEEP - The first fraction you KEEP as it is, you don't change it. CHANGE - You now change the sign from a division to a multiplication. ...
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Answered by Matthew B. • Maths tutor
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