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Differentiate the following: y = 3x^(1/3) + 2

Answer: dy/dx = x -2/3 Explanation: When differentiating, we bring the power to the front and subtract 1 from the power to get the new power. So the first term becomes (3 x 1/3)x (1/3 - 1) = x -2/3 . Also, a...
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Answered by Scarlett S. • Maths tutor
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How do I predict the shape of a molecule?

Step 1: Using the periodic table, find how many electrons are in the outer shell of the central atom. Step 2: Add one electron for every other atom that the central atom is bound to. Step 3: Look at the net ...
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Answered by Joe G. • Chemistry tutor
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Solve the equation x^2 + 3x - 10 = 0

Identify a, b and c based in the GENERAL FORM OF A QUADRATIC EQUATION: ax 2 + bx + c (= 0) ax 2 + bx + c = 0 x 2 + 3x - 10 = 0, so a = 1, b = 3 and c = -10 Rule 1: List factors of c in pairs [Factors of 10 a...
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Answered by Emmanuel A. • Maths tutor
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Discuss the application of the inverted U hypothesis and drive theory to achieve optimum performance

Drive theory shows that there is a linear relationship between arousal and sporting performance. (AO1) As arousal increases dominant habit occurs – elite performer error free / novice performer error strewn....
GM
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Was Nazi support in the years 1930 - 32 a reaction to the growth of Communism?

Following the economic instability fostered by the 1929 Wall Street Crash, support for the Communist Party of Germany (the KPD) did increase. In the 1930 federal elections for example the KPD polled 4.5 mill...
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Answered by Oliver C. • History tutor
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