Mathematics, 06.07.2019 08:30 ruchierosanp1n3qw
An airline offers tickets on 3 routes from atlanta: chicago for $150, boston for $160, and dallas for $180, represented by the matrix [150 160 180] we can find the cost of four of each of the tickets by multiplying this matrix by one of the matrices below. find it. ( @gmanyp)
Answers: 1
![\left[\begin{array}{ccc}150&160&180\end{array}\right]\\\\\ B)\ \left[\begin{array}{ccc}4&0&0\\0&4&0\\0&0&4\end{array}\right]](/tpl/images/0057/2719/cc975.png)
![Check:\\\\\left[\begin{array}{ccc}150&160&180\end{array}\right] \cdot\left[\begin{array}{ccc}4&0&0\\0&4&0\\0&0&4\end{array}\right]](/tpl/images/0057/2719/f2767.png)
![=\left[\begin{array}{ccc}(150)(4)+(160)(0)+(180)(0)&(150)(0)+(160)(4)+(180)(0)&(150)(0)+(160)(0)+(180)(4)\end{array}\right]](/tpl/images/0057/2719/ed1d5.png)
![=\left[\begin{array}{ccc}600&640&720\end{array}\right]](/tpl/images/0057/2719/e3005.png)
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An airline offers tickets on 3 routes from atlanta: chicago for $150, boston for $160, and dallas f...
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