Search over 10,000 free study notes

As there is a potential difference in the fluorescent tube. Electrons will flow from negative to the positive . These electrons collide with the orbital electrons in the atoms of the fluorescent tube. ...

There are 2 methods we can use here.

Method 1 - Factorisation

If we can rewrite the equation so that it looks like (x+a)*(x+b)=0, where 'a' and 'b' are numb...

At first as the car is on the top of the hill, it has GRAVITATIONAL POTENTIAL ENERGY

As the car rolls down the hill, GRAVITATIONAL POTENTIAL ENERGY changes to KINETIC ENERGY.

<...

X²+3X+5X+15

Take the first X in the first bracket and multiply by every number or letter in the second bracket.

Take the Second number in the first bracket and mu...

8x³-12x²-2x+D...(1)

2x+1...(2)

Assume 2x+1=0 so x=-1/2

8x³-12x²-2x+D=-2... when divided by (2)

substi...