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Find the roots of the following function: f(x)= 3*(x-1)^2 - 6.

In this question, we have to find the roots of f(x) or, in other words, its zeros. This means that we have to find all of the values of x for which f(x)=0. Therefore, the first step is to write down our equa...
KW
Answered by Karol W. • Maths tutor
5615 Views

Why does cholesterol need to be reduced and how do statins do this?

-High levels of cholesterol (especially LDL's, the 'bad' type) clog the arteries with a thick fatty substance -This causes narrowing of the coronary arteries (which carry blood to the heart) -The narrowing a...
IP
Answered by Isobel P. • Biology tutor
3325 Views

I don't understand how to solve quadratic inequalities?

Let us look at an example so we can see what is going on as we go through the method. Be cautious of just memorising the method; understanding it will make your life far easier. Q: x 2 + 2x - 8 < 0 Intuit...
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Answered by Sara H. • Maths tutor
4574 Views

Explain why the Weimar Republic experienced a period of recovery, 1923–29 (12)

The first cause of German recovery was the Dawes Plan of 1924, majorly reordering Germany’s reparation payments into staggered, feasible payments and thus encouraging further financial support from the USA. ...
ZA
Answered by Zoe A. • History tutor
34067 Views

Describe two features of the attempts to colonise Virginia in the 1580s. (4 marks)

The famous Sir Walter Raleigh was given permission by Queen Elizabeth the first to establish colonies in the Americas. Naming the land 'Virginia', after the virgin queen, the colony was set to challenge Span...
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Answered by Zoe A. • History tutor
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