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What is a valid argument?

A valid argument is one where if the premises are all true then it is impossible for the conclusion to be false. E.g. P1: If Glasgow is in Scotland then Glasgow is in the UK P2: Glasgow is in Scotland Con...

JA
1610 Views

How do you calculate the sum of all internal angles of a regular polygon?

Use the formula (n-2)*180 where n is the number of sides on the polygon.

BC
Answered by Ben C. Maths tutor
2595 Views

The equation of the line L1 is y=3x–2. The equation of the line L2 is 3y–9x+5=0. Show that these two lines are parallel.

If two lines are parallel, then they will have the same gradient. The gradient of the curve is represented by m in the equation y=mx + c. For this question, if L2 is parallel to L1, m will therefore equal...

SA
Answered by Sophie A. Maths tutor
2547 Views

Solve the equation 4(3x-2)=2x-5

4(3x-2)=2x-5
Expand the brackets: 4(3x)-4(2)=2x-5 ---> 12x-8=2x-5Collect like terms, but beware of sign changes: 12x-2x-8=-5 (subtract 2 from both sides of the equation) -----> 10x...

HR
Answered by Hibban R. Maths tutor
4792 Views

What are the main themes of The Great Gatsby?

This question would be answered through a process in which the student and I discuss the events of the novel and, using the whiteboard, produce a table in which we list what we decide are the main themes ...

LW
1771 Views

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