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= x(1-4x^2)From difference of two squares method,= x(1-2x)(1+2x)

The magnitude of the force is given by F = BILsin(θ) . I is the current flowing through the wire, L is the length of the wire in the magnetic field and B is the magnetic field strength. The angle θ, is th...

Start by selecting a variable to eliminate from the equations. --> Select x in this case.Take the second equation and multiply by 2. --> 2x + 6y = 38Subtract the first equation from this answer. --&...

To tackle the turning points question it is important to compare the tuning point to other turning points of the period. In the introduction there are several key points that need to be addressed such as ...

When writing a long essay, it can be easy to waffle and go off topic. It's important all your points are relevant to the question. You can make sure of this by always linking your point back to the questi...