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Solve the simultaneous equations (1) 2x+3y=3 and (2) 3x+2y=7

Remember we can multiply both sides of an equation by the same thing without changing the meaning of the equation. Multiplying equation 1 by 2 gives 4x+6y=6 and multiplying equation 2 by 3 gives 9x+6y=21 ...

Answered by Zoe L. • Maths tutor

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How do I find the square root of a complex number?

Say you want to find the square root of the complex number 3+2i.
We can assume that the answer we want will be in the form a+bi.
It follows then, that you can also write 3+2i as (a+bi)²

Answered by Dan C. • Further Mathematics tutor

8264 Views

To what extent is Shakespeare's The Tempest a play about authority and power?

From the Master's opening commands to the Boatswain to "speak to the mariners" to Prospero's final mitigated imperative in the Epilogue asking the audience to "set [him] free" through...

Answered by Riya R. • English Literature tutor

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Unseen Papers

How to answer them:
Reading through the text twiceHighlighting key words or phrasesIdentifying devices that have been employed, and gaining what their effect is Looking at the overall message of the ...

Answered by Lottie W. • English Literature tutor

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How important was force in two authoritarian states?

Could look at:How the word 'establishment' meant expansion of control as well as rise to power Nazi GermanyThe role of the SSThe role of the SAThe role of the secret police (Gesta...

Answered by Lottie W. • History tutor

2609 Views