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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

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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

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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

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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

2720 Views

Describe and explain the effect of an increase in muscular activity on the heart rate.

An increase in muscular activity increases the rate of aerobic respiration. As a result, more carbon dioxide is formed in the Krebs cycle and the pH is lowered. This reduction in pH is detected by chemore...

Answered by Shauna W. • Biology tutor

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