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A curve C has the equation x^3 +x^2 -10x +8. Find the points at which C crosses the x axis.

Factorise: (x-2)(x+4)(x-1) Set equal to 0: (x-2)(x+4)(x-1) = 0 Points are (2,0) (-4,0) (1,0)
WF
Answered by William F. • Maths tutor
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What is the difference between short-term and long-term memory?

Memory is the ability to access information you have previously encountered and stored. This could be literally anything you have seen, heard, touched, smelled or tasted in your life ; such as the name of yo...
NT
Answered by Niall T. • Psychology tutor
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What is the best method for revising case studies for an exam?

The use of case studies is often essential in geography exams as they help create structure in a long answer question and also display your knowledge of specific examples in reference to any facts you may be...
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Answered by Poppy B. • Geography tutor
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How should i start my personal statement?

The opening is your chance to introduce yourself. As a result, try to present your passion, your motivation for studying the course and to demonstrate your understanding of it.
RT
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Is it too difficult to amend the US Constitution?

rticle 5 of the US Constitution outlines the procedures by which one may amend the Constitution. The process is deliberately designed to be difficult, it is not impossible, however it reflects the federalist...
SJ
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