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Differentiate f(x) with respect to x. Find the stationary value and state if it is a maxima, minima or point of inflection f(x) = 6x^3 + 2x^2 + 1

differentiate 6x^3 + 2x^2 + 1 = 18x^2 + 4x To determine stationary point set second derivative to zero 2nd derivative =36x + 4 36x + 4 = 0 therefore x = -4/36 = -1/9 x is -ve therefore point x = -1/9 is a ma...
HH
Answered by Harry H. • Maths tutor
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Why do I need to learn context when studying English literature?

Literature is hugely influenced by the contexts in which it is written. If someone said a single statement, such as 'I'm so surprised I got a C in my test' you wouldn't be able to understand what they mean, ...
CC
Answered by Carla C. • English tutor
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What is the difference between the preterite and the imperfect in Spanish

Spanish has two past tenses, the preterite and the imperfect. The difference between them can be hard to grasp. Generally speaking the preterite is used for actions in the past that are seen as completed. Fo...
JV
Answered by Jamie V. • Spanish tutor
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What's the difference between Plato and Aristotle's view on the soul?

Plato had a dualist notion of body and soul. His ideas were wrapped up in his theory of the Forms, as he believed that the soul was the only thing that mattered, and that the body was a hindrance to it, goin...
HB
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What are the predominant energy systems used by a 400m runner?

A 400m race is a high intensity event which typically last less than one minute, therefore the main energy system used is anaerobic glycolysis. In anaerobic glycolysis glucose is broken down into pyruvate an...
HJ
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