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what is the Pythagoras theorem?

The pythagoras theorem is the rule used to work out the length of side of a right angle triangle with one length mising and two known lengths of side. The rule states that a 2 = b 2 +c 2 . "a" repr...
JK
Answered by Joseph K. • Maths tutor
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A straight line passes through the point (2,1) and has a gradient of 3. Find the co-ordinates where the line crosses the x and y axes

m=3 y1=1 x1=2 y-y1=m(x-x1) y-1=3(x-2) y-1=3x-6 y=3x-5 at the x-axis, y=0. Sub in to find the x co-ordinate: 0=3x-5 x=5/3. Hence the co-ordinates at which the line crosses the x axis are (5/3,0) at the y-axis...
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Answered by Anna C. • Maths tutor
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Discuss factors within schools that may lead to the educational under-achievement of pupils from some minority ethnic groups.

One internal factor that may lead to the educational underachievement of pupils from some minority ethnic groups is labelling and teacher racism. Gillborn (1990) and Gillborn and Youdell (2000) studied teach...
MU
Answered by Matthew U. • Sociology tutor
32298 Views

What is the subjunctive?

In Spanish there are two different moods. One of these is called the indicative, which you'll already be familiar with. It is used for making factual statements, or describing obvious qualities in a person o...
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Answered by George W. • Spanish tutor
2252 Views

Can an ionic substance conduct electricity?

For an ionic substance to conduct electricity, its ions must be free to move. As such, it must be in a molten state or in solution. Solid ionic substances will not be able to conduct electricity.
GL
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