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Translate into Spanish - I went to the cinema yesterday and I did not do my homework.

Fui al cine ayer y no hice mis deberes.
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Answered by Emma A. • Spanish tutor
2751 Views

What is the difference between a scalar and a vector quantity?

A Scalar quantity has magnitude, but not direction. For example Speed is a scalar quantity.A Vector quantity has both direction and magnitude. For example Velocity is a vector quantity.
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Answered by Nathan G. • Physics tutor
2858 Views

There are 7 blue pens, 4 green pens and 6 red pens in a box. One pen is taken at random from the box. Write down the probability that this pen is blue

First of all you need to work out the total number of pens. 7+4+6=17. How many of these 17 pens are blue? 7. If you pick one pen out of the 17, 7 of them would be blue. To work out the probability, you need ...
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Answered by Tobias H. • Maths tutor
19280 Views

The curve, C has equation y = 2x^2 +5x +k. The minimum value of C is -3/4. Find the value of k.

Notes: At the minimum point of the curve, the gradient is = 0. You can find the gradient of a curve by taking the derivative of a point in the curve. We also know that when the curve is at a minimum, y =-3/4...
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Answered by Baraqat H. • Maths tutor
15293 Views

Was sollen wir machen, um die Flüchtlingskrise zu helfen?

This is the kind of question a student could be asked as part of their speaking exam. The most important thing in this exam is to keep talking, which is why I start by asking the students if they have phrase...
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Answered by Valentyna F. • German tutor
2128 Views