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Given g(x) = 4* sin (3*x), find the value of g'(pi/3).

Using the table of standard derivatives given at the beginning of the Higher Paper we have, for f(x) = sin(ax), f'(x) = a * cos (ax)and so with this we have, g(x) = 4 * sin(3x), g'(x) = 4 * 3...

Answered by Romy M. Maths tutor
947 Views

A projectile is fired vertically upwards from the ground. Does it take longer for the projectile to reach the apex of its trajectory or for the projectile to return from the apex back to the ground? Explain your reasoning. [Don't ignore air resistance]

(This is an A-level physics question of the type one might be expected to be asked during an oxbridge-style interview). Firstly, a free-body diagram of the forces acting on the projectile, as well as a ve...

Answered by Dominic P. Oxbridge Preparation tutor
1682 Views

To what extent did Hitler’s consolidation of power after March 1933 depend on terror?

After March 1933, Hitler was able to consolidate his power through his terror regime. However, there are other factors that had a key role to play in Hitler’s ability to consolidate his power such as prop...

Answered by Naomi M. History tutor
7137 Views

How should I structure a single paragraph for my essay?

If you have never written a proper essay before, I would recommend the PEEL method where you state your point followed by evidence, elaboration and link back to your argument. I think this is a good start...

1763 Views

How do I know the formula for salts formed in a reaction?

Example: NaCl. Every element in group 1, including sodium, has one electron in its outer shell and it wants to lose this one electron to have only full shells. Everything in group 7, including chlorine, h...

Answered by Lauren T. Chemistry tutor
1783 Views

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