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Point P on the curve, x = 2tan( y+ π/12), has a y-coordinate of π/4. Find an equation for the normal to the curve at P.

Step 1 - Firstly, we need to find the x-coordinate of point P. This will allow us to find the normal equation required in the question. To find the x-coordinate, we plug in the value of y given in the que...

Answered by Andrew M. • Maths tutor

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The point (-3, -4) is the turning point of the graph of y = x^2 + ax + b, where a and b are integers. Find the values of a and b.

The function y = x² + ax + b is a quadratic polynomial and therefore has one turning point. The turning point of a quadratic graph is either the maximum or minimum point. The coefficient of x

Answered by Oliver L. • Maths tutor

15302 Views

Please could you explain the what the dative in German is?

The German dative is a grammatical case which can be applied to nouns or pronouns to indicate what we call in English an 'indirect object.' Whereas a noun in the accusative case is the direct object of a ...

Answered by Izzy H. • German tutor

1829 Views

In a medical school interview, how do I approach a question asking about my weaknesses?

With this type of question your aim should be to come across as honest and humble, whilst not delving too deep into your worst traits! It is wise to tackle this type of question with a positive and constr...

Answered by Heather E. • Medical School Preparation tutor

1707 Views

What is the difference between meiosis and mitosis?

Meiosis is the process whereby gametes (sex cells), the ova in females and the sperm in males are produced. This occurs when the chromosomes (which there are two sets of in a body cell) are replicated, pr...

Answered by Mary G. • Biology tutor

2837 Views