Find the indicated matrix.Let A = 
and B = 
. Find 
A. 
B. 
C. 
D. 
Answer: D
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Find the quotient.
÷ 
A. - 
B. 
C. 
D. - 
Solve the system of equations graphically using a graphing calculator. Find all values to the nearest hundredth.x2 + y2 = 5x2 - y2 = 5
A. x = 0, y = 2.24; x = 0, y = -2.24 B. No solution C. x = 2.24, y = 0 D. x = 2.24, y = 0; x = -2.24, y = 0
Write an algebraic equation and use it to solve the problem.The three most prominent buildings in a city, Washington Center, Lincoln Galleria, and Jefferson Square Tower, have a total height of 1800 feet. Find the height of each building if Jefferson Square Tower is twice as tall as Lincoln Galleria and Washington Center is 320 feet taller than Lincoln Galleria.
A. Washington Center: 690 feet Lincoln Galleria: 370 feet Jefferson Square Tower: 740 feet B. Washington Center: 530 feet Lincoln Galleria: 210 feet Jefferson Square Tower: 1060 feet C. Washington Center: 600 feet Lincoln Galleria: 300 feet Jefferson Square Tower: 900 feet D. Washington Center: 420 feet Lincoln Galleria: 210 feet Jefferson Square Tower: 1170 feet
Graph the system of inequalities and the points of intersection of the graphs. Label the points of intersection with their coordinates.x2 + y2 ? 25 2y < x + 5
A. 
B. 
C. 
D. 