Question

Complex Analysis

2. Simultaneous equations

(a) In a system of forces, the relationship between two forces F, and F2 is given by the simultaneous equations:

3(F, + F2) – 0.75 = 0

F,2 + F2 – 1 = 0

Find F, and F2.

c) Explain why the following system of linear equations cannot be solved:

) At a socially distanced concert 100 tickets are sold; the cheaper ones cost£3.50 and the more expensive ones cost £5.50. The total receipts for ticket sales were £500. Find the number of each type of ticket sold.

2а + 4b 3 7

4a² + 16b2 + 16ab = 49


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