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Determine whether the line with equation 2x+ 3y + 4 = 0 is parallel to the line through the points with coordinates (9, 4) and (3, 8).

Parallel means that the lines have the same gradient/slope. For example, the lines in an equal sign are parallel.Consider the standard equation of a line is: y = mx + c

DE
Answered by Dominique E. Maths tutor
6587 Views

How does the Calvin Cycle work?

To answer this question, I would definitely use a diagram so that they can clearly see that this is a cycle and it will probably then use the diagram to explain each step. The Photosynthesis equation CO2 ...

EK
Answered by Elva K. Biology tutor
6204 Views

Use Extract D to identify two significant points of comparison between the balance of trade in goods and the balance of trade in services over the period shown.

Comparison one: the balance of trade in goods peaked in 2010 Q4 at -£10.4 million, whereas the balance of trade in services peaked in 2011 Q2 at £5.6 million.Comparison two: the balance of trade in goods ...

JS
Answered by Jacob S. Economics tutor
3438 Views

Explain the key characteristics of a monopoly.

Firstly, monopolists aim for profit maximisation. This is achieved by operating at an output level where marginal cost equals marginal revenue (MC=MR). However, contrary to other market structures, there ...

JG
Answered by James G. Economics tutor
2161 Views

How and when is the subjunctive tense used?

The subjunctive, which is technically a 'mood', is a grammatical aspect that everyone struggles with (even students at university!), however after a little practice it is fairly easy to master.Firstly, th...

IR
Answered by Isabelle R. Spanish tutor
1755 Views

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