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Differentiate (3x^2-5x)/(4x^3+2x^2)

We can differentiate the expression using the quotient rule. If f(x)=u(x)/v(x) then f'(x)=(u'(x) v(x)-u(x) v'(x))/v(x)^2. In this case u(x)=3x^2-5x so u'(x)=6x-5 and v(x)=4x^3+2x^2 so v'(x)= 12x^2+4x. Using ...
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Answered by Andras Ivan A. • Maths tutor
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What are the 2 types of hypotheses in Research?

The first is the null hypothesis (H 0 ), which predicts that there will be no difference between the two variables being measured. For example, if we are measuring student performance in two different groups...
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Answered by Filiz S. • Psychology tutor
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When and why should I use the subjunctive in Spanish?

Firstly remember that the subjunctive is not a tense but a mood and is used for expressions of doubt and improbability. Here is an acronym to remember when to use the subjunctive (WEIRDO): Wishes, Emotions, ...
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Answered by Anastasia Z. • Spanish tutor
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EVALUATE SOCIOLOGICAL EXPLANATIONS FOR THE EXISTANCE OF SECTS, CULTS AND NEW RELIGIOUS MOVEMENTS. (20)

EVALUATE SOCIOLOGICAL EXPLANATIONS FOR THE EXISTANCE OF SECTS, CULTS AND NEW RELIGIOUS MOVEMENTS. (20) INTRO: · Sects, cults and NRM’s all played role in shifting away from traditional forms of worship withi...
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Answered by Nayab F. • Sociology tutor
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I don't quite understand when to use the perfect tense vs the imperfect, could you help me please? (making the assumption they understand the conjugation rules already)

The imperfect tense is used to express things that 'were' happening or 'used to' happen. They may have taken place over a short period of time (a few seconds), or a prolonged period of time (several years) b...
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Answered by Tommy C. • French tutor
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