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Derive 2*x^(3/2)+x+4

Will differentiate to 3*x^(1/2)+1. As you bring down the power and mulitply it my the coefficients, and take one off of the power for terms with x. And any constant differentiates to 0.

FW
Answered by Finnley W. Maths tutor
3542 Views

How do i remember the difference between differentiation and integration?

The easiest thing to do is to look at what is in the name. For integration you have `in`, which corresponds to an `increase` in power. Whereas with differenentiation you have `d` for decrease in power. Th...

TM
Answered by Taha M. Maths tutor
4179 Views

The curve C has parametric equations x=2cos(t) and y=3cos(2t). Find and expression for dy/dx in terms of t.

Differentiate both equations given with respect to t.
dx/dt = -2sin(t)
dy/dt = -6sin(2t)

dy/dx = (dy/dt) / (dx/dt)
Sub your values in to get

dy/dx = (3sin(2t))/sin(t)

SK
Answered by Sameerah K. Maths tutor
13072 Views

How do I structure an essay for an exam?

First of all, read the question twice. Then, using a highlighter, highlight the key words of the question (one to four terms which are at the core of the question. E.g. "Analyse the

BS
Answered by Bella S. History tutor
2849 Views

Describe how a river erodes material from its beds and banks. 3 marks

-Hydraulic action of the water erodes the banks of the river

-Small pieces of sediment carried by the river erode the banks via abrasion

-River beds and banks are erodes through corrosion ca...

LB
Answered by Louis B. Geography tutor
5322 Views

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