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Given a quadratic equation, how do I find the coordinates of the stationary point?

Example curve: y = x² + 4x + 5The first step is to differentiate the equation to give us the gradient at a general point. As a quadratic equation is an example of a polynomial, the solution is ...

Answered by Daniel G. • Maths tutor

4758 Views

What is the difference between B and T cells?

Both cells are white blood cells and are involved in the immune response. There are two main responses you should be aware of The humoral response and

Answered by Alexander C. • Biology tutor

4191 Views

How do I form the future tense in German?

The future tense is made up of the subject, the matching form of the verb werden and an infinitive.
Ich werdeDu wirstEr/sie/es wirdWir werdenIhr werdetSie/sie werden
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Infinitive at the end...

Answered by Rhiannon H. • German tutor

1775 Views

Solve the following simultaneous equations: equation A 2y+3x=14 equation B y+2x=8

Step 1: make one term in both equations the sameHere we will multiply equation B by 2 so that there is a 2y in both equationsEquation C = 2 x equation B = 2y + 4x = 16
Step 2: Combine the equationsIf...

Answered by Rhiannon H. • Maths tutor

1909 Views

I’m really struggling with comprehension texts. How can I make it easier for myself?

It can be quite daunting, coming across a whole page full of words which might not understand all of. However, it’s always important to focus on what you do know. So if you’re really struggling with a tex...

Answered by Rhiannon H. • French tutor

1792 Views