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Can you help me solve the equation x^2+3x-5

We can see right off the bat that this is a quadratic equation. As always with quadratics, it is easiest to see if it factorises first. To factorise, you need to find two numbers that multiply together to cr...
MS
Answered by Mollie S. • Maths tutor
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Explain how fair trade benefits the economies of developing countries (4 marks)

When farmers are involved in fair trade farming it means they receive a guaranteed fair price for they products (e.g. bananas or avocados), and therefore they have a consistent and secure income. This gives ...
CM
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Which medical school should I apply for if I haven't done well in my UKCAT?

When applying to medical school you need to think strategically, especially as you are only allowed to apply to four different medical schools. It is really important to play to your strengths and apply to t...
LS
1874 Views

Solve for the coordinates where lines A and B intersect. A: y=x+4 B: y=0.5x+3.5

The point of intersection is a point where the variables y and x will be the same in both A and B equations. This is because the point of intersection has the same coordinates for both lines. So Y A = Y B an...
HP
Answered by Harvey P. • Maths tutor
4942 Views

Describe the process of an action potential travelling across a synapse

An action potenial reaches the synaptic bouton causing depolarisation which opens calcium voltage gated channels. Calcium moves into the cell and causes the movement of vesicles containing acetylcholine towa...
EW
Answered by Ed W. • Biology tutor
3562 Views