6. a company produces 3
ompany produces 30 cell phones for $1200 and
the production of 100 cell phones costs $2600.
the cost, y, is a linear function of the number of
phones produced, x.
what is the rate of change?

Write the component forms of vectors u and v, shown in the graph, and find v − 2u. u= (< -3, -2> , < -3, -1> , < -2, -2> , < -2, -1> ) v= (< -5, 1> , -4, 0> , < 0, -4> , < 1, -5> ) v-2u= (< 5, 3> , < 0, 4> , < 4, 0> , < 5, -3>