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A curve has the equation: x^3 - x - y^3 - 20 = 0. Find dy/dx in terms of x and y.

x³ - x - y³ - 20 = 0 Find dy/dx. Differentiate with respect to x.
3x² - 1 - 3y²(dy/dx) = 0Therefore: dy/dx = (3x

Answered by Karishma P. • Maths tutor

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How does increasing/decreasing temperature affect the equilibrium position of the following reaction: CuSO4.5H2O(s) ⇌ CuSO4(s) + H2O(l) ?

The endothermic and exothermic reactions should be identified. Note: if the forward reaction is endothermic, the reverse reaction will be exothermic with the same ΔH but opposite values.In this example: t...

Answered by Ayesha G. • Chemistry tutor

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To what extent is Marlowe's Doctor Faustus a character who gets what he deserves?

In keeping with the structure of the traditional Aristotelian tragedy, throughout ‘Doctor Faustus’, Marlowe presents the eponymous protagonist as a character afflicted by a fatal flaw (hamartia), facilita...

Answered by Sam A. • English Literature tutor

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How far do you agree that the Hundred Flowers Campaign was a trick designed by Mao to trap his opponents?

After Mao encouraged intellectuals to voice their concerns and criticisms of the Chinese Communist Party in the spring of 1957, he was hit with waves of outcries from millions around the country complai...

Answered by Sam A. • History tutor

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To what extent are a posteriori arguments for the existence of God more persuasive than a priori arguments?

Arguments for the existence of God which employ a posteriori reasoning are underpinned by empirical observation of the world to reach conclusions. Such arguments could be applauded due to their substantia...

Answered by Sam A. • Religious Studies tutor

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