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How do you form the subjunctive of an -er verb?

In order to find the subjunctive of an -er verb, you first have to know how to conjugate them in the indicative. So let's take the verb "aimer", to love. First, you have to find the ils (or third-p...
CG
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How do we use the Chain-rule when differentiating?

The Chain-rule is used to differentiate a function of a function. Running through an example:Let's say want to differentiate the function y = (2x+1)^3. We can substitute a variable, w, in order to differenti...
HR
Answered by Hira R. • Maths tutor
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Define the term ‘externalities’

An externality is a positive or a negative effect experienced by a third-party to an economic transaction. In production for example, an externality would occur when there is a difference in the marginal pri...
EE
Answered by Edward E. • Economics tutor
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Solve 2x+y=6, 3x+2y=3 for x and y.

Give each equation a label:(1) 2x+y=6(2) 3x+2y=3Multiply one equation to make the number of x's or y's the same in each equation. 2 X (1) : 2(2x+y=6) 4x+2y=12 (2) 3x+2y=3There are now 2y's in each equation t...
EW
Answered by Emily W. • Maths tutor
4366 Views

At room temperature and pressure, the first 4 alkanes are all gases, but the first 4 alcohols are all liquids. Explain this.

Alkanes are non-polar so only have London forces between them. These intermolecular bonds are weak, and easily overcome with little energy. This means that alkanes have a low boiling point hence they are gas...
AE
Answered by Ayolola E. • Chemistry tutor
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