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(Maths GCSE) Solve the simultaneous equations y = x + 3 and y = x^2 + 3x

Y = x + 3Y = x^2 + 3x x + 3 = x^2 + 3x3 = x^2 + 2xx^2 + 2x - 3 = 0(x+3)(x-1)=0x=-3 x+1

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Answered by Kate A. Psychology tutor
1940 Views

Which two methods of single cell transcriptomic data ordering could be used to understand how gene expression changes as stem cells differentiate.

Clustering involves grouping together genes or cells or both based on similarities. This involves the formation of subpopulations. Pseudotemporal ordering puts cells in order of progression through a biol...

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Answered by Alicja B. Biology tutor
1341 Views

Outline the Multi-Store Model of Memory?

The multistore model of memory was proposed by Atkinson and Shiffrin and is a structural model. They proposed that memory consisted of three stores: sensory register, short-term memory (STM) and long-term...

VM
3065 Views

What is New Musicology?

New Musicology is a movement that started around 1980 with a series of influential articles published by musicologist Joseph Kerman among others. It criticised the current discipline for being too focused...

SG
Answered by Simon G. Music tutor
3790 Views

Describe the electrolysis of potassium iodide in water. Include the overall balanced chemical reaction and the electrode reactions

The overall reaction is 2I-(aq) +2H2O(l) --> I2(aq) + H2(g) + 2OH-(aq), the anode reaction is 2I-...

PH
Answered by Pete H. Chemistry tutor
56760 Views

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