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How do you differentiate (3x+cos(x))(2+4sin(3x))?

Here we have a product of two things, so we will be using the product rule of differentiation. This is: for y=u(x)v(x), where u(x) and v(x) are funtions of x, dy/dx = u'(x)v(x) + u(x)v'(x). So in this ...

JP
Answered by Jaisal P. Maths tutor
5691 Views

How can we analyse the differences between political ideologies?

Analysis is task that is often ambiguous to undertake. To help your A-level politics studies I shall show you, with a concrete example, how to go about analysing the differences in political ideologies...

CC
Answered by Ciaran C. Politics tutor
8506 Views

A 2 kW electric fire is switched on for 30 minutes. How many Units of electricity does it use?

Units of electricity are measured in kWh (kilowatt-hours).
We have our power in kW (2 kW)
We have our time in minutes (30 minutes)
Looking at the units, we can see that:
kW x minutes =...

AW
Answered by Andrew W. Physics tutor
20009 Views

How do bacteria acquire resistance to antibiotics?

Spread of mutations via vertical and horizontal transmission

Once a bacterium has a mutation that provides resistance to an antibiotic, it can spread through replication or through...

HL
Answered by Hannah L. Biology tutor
7934 Views

Given that 346 × 27 = 9342 , work out 34.6 × 2.7

Lets compare the numbers in the question:
34.6 x 2.7 is the same as  346/10 x 27/10    (decimal to fraction)
 
therefore...
34.6 x 2.7 is the same as ( 346 x 27 ) /100  (multiplying to...

AW
Answered by Andrew W. Maths tutor
7441 Views

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