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The labor costs per hour for an electrician, plumber, and air-conditioning,heating expert are given in matrix L. The time required from eachspecialist for three new model homes is given in matrix T.
Cost/hr
Electrician
Plumber
AC/heating
Time (hr)
Electrician
Plumber
AC/heating
Model 1 Model 2 Model 3
a. Which product LT or TL gives the total cost for these three services for each model?
b. Find a matrix that gives the total cost for these three services for each model.
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COLLEGE ALG.+TRIG.-LOOSELEAF
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