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Two points have coordinates (1,-6) and (-2,3). Find the equation of the line which joins them, and their midpoint.

To find the line's equation, you need the gradient and the y-intercept. The gradient is found using:

(y2-y1)/(x2-x1)

Or simply (change in y direction)/(change in x direction...

KV
Answered by Kara V. Maths tutor
7768 Views

What are the key principles of the Aesthetic Argument?

The Aesthetic Argument bases its premise on the idea that the universe is ordered. The abundance of unnecessary beauty which is not needed to sustain humans but is simply there is explained by a creato...

EF
21374 Views

What was Augustine's approach to the Problem of Evil?

Augustine described evil as being a privation of good, that is it say that evil is not actual. When God created the world, he made it perfectly and evil did not exist, yet the Fall in the Garden of Ede...

EF
3181 Views

Why do melting points decrease down the group 1 and increade down the group 7? (core syllabus: Periodicity)

Elements in the group one (i.e. alkali metals from lithium to francium) exhibit metallic bonding: the positive nuclei are held together thanks to the attraction to delocalised electrons. As the number ...

PM
Answered by Paulina M. Chemistry tutor
92573 Views

How do you know if you need an accent on 'a' or not?

Is it the verb 'avoir' or the preposition 'à'?

To know which one to choose there is an easy question: can I say 'avait' instead of a/à? If the answer is yes, then it's the verb and it doe...

AC
Answered by Adeline C. French tutor
4426 Views

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