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Find the integral between 4 and 1 of x^(3/2)-1 with respect to x

When we integrate a function we must first raise the power of x in each term by one. The first term therefore becomes x^(5/2). The second term can be thought of as x^0 which we know that any number to the po...
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Answered by Alex B. • Maths tutor
5045 Views

How do you differentiate y=x^x?

To solve this problem, you need to put it into simplest form which is putting it into natural logarithm both the RHS and LHS. Then differentiate both side with respect to x as shown below. In(y) = ln(x^x) - ...
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Answered by Merhawi T. • Maths tutor
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What is a hormone?

A hormone is a chemical messenger. Just remembering these two words gives you a starting point to explain the properties of a hormone in as much detail as you need. We'll break it down: A) Chemical: a hormon...
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Answered by Rachel T. • Biology tutor
5095 Views

When and how do I use the product rule for differentiation?

As the name suggests, the product rule is used to differentiate a function in which a product of 2 expressions in x exists. This means the two expressions in x are multiplied by each other, even when the fun...
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Answered by Rachel T. • Maths tutor
13123 Views

What is the difference between unidirectional verbs and multidirectional verbs of motion?

Unidirectional vs multidirectional verbs. Unidirectional verbs (eg. идти) describe movement in one direction, and mostly just a one time movement or a single occasion. Multidirectional verbs (eg. ходить) des...
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Answered by William B. • Russian tutor
7645 Views