[填空题]
Data scientists, web designers and develoagp 07hv+pp .qpers are paid ac5; k1jyodwb;ofw1dl j-y: (oxcording to an
industry
industry standard. The total annual salary spend for three tech startups paying to the industry standard are summarised in the table below.
Let x, y and z represent the salaries, in thousand dollars, for data scientists, web designers and web developers respectively.
1.Write down a system of three linear equations in terms of x, y and zthat represent the information in the table above.
2.Using matrices, solve the system of linear equations from part (a) to determine the salaries for the three roles.
Data Scientist:
Web Designer:
Web Developer:
Data Quant is a tech startup that also pays to the industry standard and employs 10 data scientists, 4 web designers and 6 web developers.
3.Calculate the exact value of the total salary bill for Data Quant.The total salary bill for Data Quant is .
