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The circle C has centre A (10, 12) and passes through the point B (15, 15). a) Find the length of AB, giving your answer as a simplified surd. b) Hence write down an equation for C in the form (x+c)^2 + (y+d)^2 = r^2.

a) Given two coordinate pairs (x1, y1) and (x2, y2) you can work out the distance AB as sqrt((x1-x2)2+(y1-y2)

AM
Answered by Adam M. ICT tutor
1957 Views

Q: Choose a poet who reflects on the idea of change. Show how the poet explores the subject in one or more of his/her poems, and explain to what extent your appreciation of the subject is deepened.

(P) Heaney is convincing in his use of the extended metaphor, which brings to life his observation that childhood innocence must give way to adult realism. Just as the berries in...

CH
Answered by Callum H. English tutor
2036 Views

find the integral of f'(x)=2x+5

f'(x)=2x+5

note that f'(x)=nxn-1

so 2x is originally xas this is 2x2-1

and 5 is originally 5x1-1

 f(x)= x2+5x+c...

ZS
Answered by Zivanayi S. Maths tutor
3655 Views

Describe uno de los protagonistas del libro o de la película que has estudiado y explica su papel en el desarrollo de uno de los temas de la obra.

La película “Mar Adentro” trata del tema polémico de la eutanasia. El protagonista, Ramón Sampedro tiene como único deseo terminar su vida. Evidentemente, su papel en el desarrollo del tema de la eutanasi...

BP
Answered by Bea P. Spanish tutor
2228 Views

How do you form an indirect statement in Latin?

Firstly, let's clarify the distinction between direct and indirect statement in English: Direct statement: "Mother loved dogs!" Indirect statement: Felix said that mother loved dogs. As you can ...

CF
Answered by Christina F. Latin tutor
6876 Views

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