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How to do Integration by Parts?

If we are given an integral where the integrand (stuff in between the integral symbol and dx) is a product of two separate functions. we then allow whichever of the functions that will be easier to different...
JB
Answered by Jonathon B. • Maths tutor
4339 Views

How to determine the total time of flight for a projectile launched at an angle theta to the horizontal with an initial speed u?

First, decompose the initial velocity (u) into x and y components using trigonometry. These are x= ucos(theta) and y=usin(theta) Note that the x (or horizontal) component does not change but the y component ...
JB
Answered by Jonathon B. • Physics tutor
9279 Views

Simplify (x^5 * x^8)/(x^4 * x^4).

By using our laws of Indices we know: x^5 * x^12 = x^17 and x^4 * x^4 = x^16 Therefor (x^5 * x^8)/(x^4 * x^4) = x^17/x^16 = x^1 = x.
CM
Answered by Catriona M. • Maths tutor
3455 Views

Describe the issues commonly found in shanty towns in rapidly developing urban areas.

Shanty towns are unplanned urban areas, usually on the edges of a large city, with a markedly low quality of living for their inhabitants. They are often incredibly overcrowded, for example Dharavi in Mumbai...
JF
Answered by Jessica F. • Geography tutor
13351 Views

Can you explain the different plate margins?

(NB:this is not a full answer, those taking GCSE or A-Level examinations would need more detail) Plate margins are the places where the Earth's plates meet and sometimes they are known instead as plate bound...
GB
Answered by Grace B. • Geography tutor
3367 Views