Factor completely.144x2 - 48x + 4

A. 4(6x + 1)(6x - 1)
B. -8(6x - 1)2
C. 4(6x - 1)2
D. 4(6x + 1)2


Answer: C

Mathematics

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Two cities in the western hemisphere lie approximately on the same meridian. City A has latitude of 15.5° N and City B, 60.5° N. Find the distance between these two cities. (The radius of the earth is 3960 miles.)

(a) 3,960 miles (b) 3,110 miles (c) 3,250 miles (d) 2,110 miles (e) 5,280 miles

Mathematics

Solve the problem. Round to the nearest tenth.A building casts a shadow 15 meters long. At the same time, the shadow cast by a 34-centimeter tall pole is 59 centimeters long. How tall is the building?

A. 26.0 m B. 7.1 m C. 24.5 m D. 8.6 m

Mathematics

Find the domain of the function.f(x) = log5(4 - x2)

A. (-?, -2) ? (2, ?) B. (-4, 4) C. (-2, 2) D. [-2, 2]

Mathematics

Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1 cups brown sugar 1 cups white sugar 1 cups shortening 1 pinch salt 3 eggs 2 tsp soda 2

/> tsp cream of tartar 1 tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?

A. Estimate: 9 tsp
Exact: 7 tsp
B. Estimate: 9 tbsp
Exact: 7 tbsp
C. Estimate: 6 tsp
Exact: 6 tsp
D. Estimate: 7 tsp
Exact: 9 tsp

Mathematics