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By completing the square, find any turning points and intersects with the x and y axes of the following curve. f(x) = 2x^2 - 12x +7

f(x) = 2x 2 - 12x +7 First take out a factor of 2 so that we have the coefficient of x 2 as 1. f(x) = 2[x 2 - 6x +7/2] Next, complete the sqaure on the part in square brackets. f(x) = 2[(x - 3) 2 - 9 + 7/2] ...
FI
Answered by Freddie I. • Maths tutor
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What are the differences between glycogen, starch and cellulose?

All three of these are carbohydrate polymers, formed from glucose monomers. Glycogen and starch are both polymers of alpha glucose. These long chains of alpha glucose molecules, joined end-to-end, form a spi...
MJ
Answered by Matt J. • Biology tutor
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What do you think of the influence of music on young people? Use the subjective mood in your response. (Answer in French)

La musique offert une façon pour les jeunes d'échapper la vie quotidienne. Ils peuvent se détendre et en plus s'identifier avec les paroles, pour qu'ils sachent qu'ils ne sont pas seuls. Surtout pendant cett...
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Answered by Lucy F. • French tutor
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" What do philosophers mean when they say something is ‘metaphysically possible.’ Why don’t they just simply say ‘possible’?

Metaphysical possibility is one way of thinking about the possibility of something being the case, a way that is often of special relevance to philosophers. If you think about it, we often use the phrase ‘x ...
CC
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How do I form the past tense using avoir?

To form the past tense you need 2 parts: the verb avoir as your auxilliary or 'helping' verb formed in the present tense, and a past participle . Avoir is formed according to who is carrying out the action, ...
KD
Answered by Katherine D. • French tutor
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