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How do I simplify a fraction with surds on the bottom when the surd is part of a function?

When doing questions like this you simply times the top and bottom of the fraction by the bottom function but with a sign change. For example if "5 - √ 3" was the denominator of the fraction (on th...
CW
Answered by Charlotte W. • Maths tutor
8483 Views

Qu'est-ce-que tu fais pour protéger l'environnement chez toi?

En générale, j'essaie d'éteindre les lumieres quand je quitte ma chambre, parce-que cela aiderait á sauver d'énergie et donc c'est mieux pour le monde. Aussi je sensibilize les gens de ma ville aux problemes...
RQ
Answered by Ramish Q. • French tutor
8227 Views

6y+2x^2=6 x=(y+1)^0.5 solve the simultaneous equations

x^2=y+1 therefore 6y+2y+2=6 therefore 8y=4 y=0.5 sub in to either equation x=(3/2)^0.5
TF
Answered by Thomas F. • Maths tutor
3498 Views

You've been asked by a friend why you spend so much time on your phone. You decide to send her a text in response, explaining the benefits of technology and possible problems which arise from overuse.

Hola Sara, Te escribo con el propósito de explicar por qué utilizo tanto mi móvil. En primer lugar, cabe hacer hincapié en los benificios de la tecnología hoy en día. Con el móvil puedo acceder a mis correos...
YM
Answered by Yasmin M. • Spanish tutor
2433 Views

"To what extent do the characters in of mice and men experience loneliness"

Written in the time of The Great Depression, Steinbeck's novella portrays the theme of loneliness, which is experienced by all characters to some extent. Alongside economic hardship, the loneliness of some c...
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Answered by Chloe M. • English tutor
3119 Views