Lab Assessment 1 CPT 115
1. Sketch using the same axes the graphs of the functions
a. y = 2 sin t
b. y = sin t
c. y = ½ sin t
2. A local roadside café serves beefburgers, eggs, chips and beans in four combination
meals:
Slimmers - 150 g chips 100g beans 1 burger
Normal 1 egg 250 g chips 150 g beans 1 burger
Jumbo 2 eggs 350g chips 200 g beans 2 burgers
Veggie 1 egg 200 g chips 150 g beans -
A party orders 1 slimmer, 4 normal, 2 jumbo and 2 veggie meals. What is the total amount of
materials that the kitchen staff need to cook? One of the customers sees the size of a jumbo
meal and changes his order to a normal meal. How much less material will the kitchen staff
need?
3. A function is known to fit closely to the approximate function
It is fitted to the three points.
Show that the parameter satisfy
4. Solve the equations
Using Gaussian elimination