Simplify the expression.
?
?
Write the answer without using negative exponents. Assume that all variables are restricted to those numbers for which the expression is defined.
?
A. 
B. ?
C. ?
D. ?
Answer: B
You might also like to view...
Provide an appropriate response.Which one of the following is a description of the graph of the inequality?(x + 6)2 + (y - 3)2 < 81
A. The region inside a circle with center (-6, 3) and radius 9 B. The region outside a circle with center (6, -3) and radius 9 C. The region outside a circle with center (-6, 3) and radius 9 D. The region inside the circle with center (6, -3) and radius 9
Find the sum Sn of the first n terms of the geometric sequence. 5, 15, 45, 135, 405, . . . ; n = 11
A. 442,865 B. 442,845 C. 442,867 D. 442,902
Use a proportion to solve the problem. Round to the nearest tenth as needed.A building casts a shadow 18 m long. At the same time, the shadow cast by a 44-cm tall pole is 95 cm long. Find the height of the building.
A. 37.4 m B. 6.8 m C. 8.3 m D. 38.9 m
Use a proportion to solve the problem.On a map of the Fox River, 1 centimeter represents 4 kilometers. If a trail by the river is actually 12.80 kilometers long, what is the length of the river on the map?
A. 3.8 centimeters B. 5.2 centimeters C. 3.2 centimeters D. 8.8 centimeters