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Using a case study, describe the challenges and opportunities caused by urbanisation.

Urbanisation describes the increasing proportion of the world’s population who live in cities. Urbanisation has resulted in the emergence of mega cities with the urban population often growing quicker in les...
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Answered by Becky T. • Geography tutor
1961 Views

A curve has the equation y = 2x cos(3x) + (3x^2-4) sin(3x). Find the derivative in the form (mx^2 + n) cos(3x)

y = 2x cos(3x) + (3x 2 -4) sin(3x) dy/dx = (2x x -sin(3x) x 3) + (2 x cos(3x)) + (6x sin(3x)) + ((3x 2 -4) cos(3x) x 3) dy/dx = -6x sin(3x) + 2 cos (3x) + 6x sin(3x) + (9x 2 -12) cos(3x) dy/dx = (9x 2 -12 + ...
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Answered by Thomas L. • Maths tutor
9383 Views

What are some different editing techniques used in film?

Key techniques of editing: Continuity editing – creating the illusion of scenes being filmed at once / match of action is often used to make the order seem uninterrupted – fills out a scene without jeopardiz...
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What is the nth term of the sequence 5, 7, 9, 11....

Difference between each number is +2Therefore the sequence is 2n + C When n = 1 the value is (2x1) + C = 2 + C = 5C = 36 nth term is 2n + 3 CHECK 3rd term should be (2x3) + 3 = 6 + 3 = 9 Which is correct
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Answered by Thomas L. • Maths tutor
25341 Views

How do you know when a word is masculine or feminine?

All Spanish nouns are either masculine or feminine - remember nouns are all things, ideas, places, or people. You cannot predict the gender of a noun in English, for example the Spanish word for "dress&...
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Answered by Eleanor G. • Spanish tutor
29423 Views