Simplify the exponential expression using the rules for exponents.(x-4y5)-2
A. 
B. 
C. 
D. 
Answer: C
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Solve the problem.If m?x = 38° in the following figure, find the measures of ?w, ?y, and ?z. 
A. m?z = 38°, m?w = m?y = 52° B. m?z = 52°, m?w = m?y = 142° C. m?z = 142°, m?w = m?y = 38° D. m?z = 38°, m?w = m?y = 142°
Determine whether the statement is true or false.A trapezoid is also a quadrilateral.
A. True B. False
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.
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 