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How do you use the grammar particle 了(le)?

了is one of the most commonly encountered grammar particles in the modern Chinese language and also one of the most difficult to grasp. The particle 了 can have many different functions in a sentence. Here are...
AJ
4441 Views

Solve the equation 3^(5x-2)=4^(6-x), and show that the solution can be written in the form log10(a)/log10(b).

So we have the equation initially in the form 3^(5x-2)=4^(6-x), and as the solution involves log10, then a sensible first move would be to take log10 of both sides, giving log10(3^(5x-2)) = log10(4^(6-x)). U...
EB
Answered by Eloise B. • Maths tutor
6606 Views

Prove that (sinx + cosx)^2 = 1 + 2sinxcosx

Starting on the left hand side we can expand out the brackets to get: (sinx + cosx)(sinx + cosx) sin 2 x+sinxcosx+sinxcosx+cos 2 x Grouping together the like terms we can rearrange it to be: sin 2 x + cos 2 ...
AG
Answered by Adam G. • Maths tutor
12624 Views

Two cars are moving parallel to each other on a road. The first car is moving at a speed of 11 m/s, while the second car is moving at 17 m/s, what is the speed of the second car, relative to the first car.

The relative speed of the second car, with respect to the first car is 6 m/s. This is because they are both travelling in the same direction, but the second car is moving 6 m/s faster. That means, if we were...
AG
Answered by Adam G. • Physics tutor
3617 Views

Assess the Marxist view of the role of education.

The view of the role of education put forward by Marxism is that, education serves to further and strengthen the capitalist agenda to create a workforce. This means that children are taught values of subordi...
CH
Answered by Charlie H. • Sociology tutor
9408 Views