Find the real solutions of the equation.(2x - 4)2 - 6(2x - 4) + 5 = 0

A. {- , - }
B. {- }
C. {}
D. {, - }


Answer: C

Mathematics

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Solve the problem.The magnitudes and directions of two forces acting on an object are given. Find the magnitude of the resultant to the nearest tenth.71.8 lb; 10.9° W of Nand132.3 lb; 57.1° W of S

A. 97.5 lb B. 158.3 lb C. 111.1 lb D. 124.7 lb

Mathematics

Sketch the graph of the quadratic function.f(x) = (x - 1)2 - 3

A.
 
B.
 
C.

D.
 

Mathematics

Use a graphing utility to graph the parametric equation.x(t) = t2 + 2, y(t) = 2t - 1, -3 ? t ? 3

A.

B.

C.

D.

Mathematics

Solve.The average price (in dollars) to rent a studio in a certain city can be approximated by the equation  where t is the number of years since 1990. Solve this equation for t and use the new equation to determine approximately what year it will be when the average price of a studio in this city reaches $1413.50.

A. 2015 B. 2018 C. 2017 D. 2016

Mathematics