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f(x) = 2x^3+6x^2-18x+1. For which values of x is f(x) an increasing function?

For f(x) to be an increasing function at x, the derivative of f(x) must be greater than 0. So, the answer to this question will be revealed by solving the equation f'(x) > 0 for x.By differentiating th...

Answered by Nikhil W. • Further Mathematics tutor

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Jerry looks up to his Brother John. John has started shop lifting and is getting away with it. Explain, referring to social learning theory, how this could be detrimental to Jerry.

Social Learning theory was established by Bandura. It suggests that people learn through social interactions such as observation and imitation.In relation to Jerry and John, Jerry is observing a negative ...

Answered by Jazmyn T. • Psychology tutor

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Expand these brackets 3x(x - 2)

3x(x-2)You do 3x times everything in the bracket so 3x * x = 3x² and 3x * -2 = -6x (negative * a postive = a negative)Then combine the two to give you 3x² - 6x

Answered by Olivia F. • Maths tutor

7487 Views

What is the difference between ser and estar?

Both 'ser' and 'estar' mean 'to be' in Spanish.However unlike English, there are two words which need to be used in different scenarios/contexts.
Ser -The acronym DOCTOR can be used...

Answered by Eleanor D. • Spanish tutor

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What is the difference between the perfect and imperfect tense?

Both the tenses are PAST TENSE. The key difference is what they each mean. Imperfect tense= unfinished action or interrupted action, perfect tense= completed action in the past. (hence the IMPERFECT- not ...

Answered by Anna T. • French tutor

3561 Views