Add or subtract as indicated. Simplify, if necessary.
- 
A. - 
B. 
C. - 
D. 
Answer: A
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Find the square root.
A. - 
B. 
C. 
D. 
Solve the equation.2x =
A.
B.
C.
D.
Solve each problem.Le Boulangerie, a bakery, sells four main items: sweet rolls, bread, cakes, and pies. The amount of each ingredient (in cups, except for eggs) required for these items is given by matrix A. Eggs Flour Sugar Shortening Milk
= A
The cost (in cents) for each ingredient when purchased in large lots or small lots is given in matrix B. Cost
Large Lot Small Lot
= B
Suppose a day's orders consist of 20 dozen sweet rolls, 200 loaves of bread, 50 cakes, and 60 pies. Use matrix multiplication to find a matrix giving the costs under the two purchase options to fill the day's orders.
A. 
B. 
C. 
D. These matrices cannot be multiplied.
Solve the inequality and graph the solution.-2x + 8 + 2x < 10 - 2x + 2
A. x < 2
B. x > 10
C. x > 2
D. x < 10