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Differentiate y=3x^2+2x+4 and find the stationary points, decide if it is a local maximum or minimum.

First Differentiate the equation to getdy/dx=6x+2Equal this to 0 to find the stationary pointdy/dx=0=6x+2 => 6x=-2=> x=-2/6=> x=-1/3
differentiate again to find the whether it is a maximum o...

JG
Answered by Jemma G. Maths tutor
4316 Views

(The question is too long so it's marked at the top of the answer space, sorry for any inconveniences)

Question:Particle P of mass m and particle Q of mass km are moving in opposite directions on a smooth horizontal plane when they collide directly. Immediately before the collision the spe...

XW
Answered by Xudong W. Maths tutor
4271 Views

Explain why a simple electric motor continues to turn in the same direction when there is a current in the coil (6 marks)

This question would be illustrated with the correct diagram to enhance understanding. The question is for 6 marks, so 6 key points need to be made. When the current is switched on, a magnetic field is gen...

LJ
Answered by Luke J. Physics tutor
18238 Views

Integrate (3x^2 - (1/4)x^-2 + 3) dx

3x2-(1/4)x-2+3
Split the problem into three separate terms and integrate independently.With any term where x is to the power of something, divide the coefficient by the value of...

LL
Answered by Lucy L. Maths tutor
4352 Views

What is 4536000 in words and what is that number to 3 significant figures?

In words: four million five hundred and thirty six thousand 3 S.F : 4540000

BW
Answered by Billy W. Maths tutor
3474 Views

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