Simplify the expression. If necessary, express the result that is not a rational number as a decimal rounded to two decimal places.
A. 12
B. 19
C. 
D. not a real number
Answer: B
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Solve the problem.Given that 
= -46, use the properties of determinants to evaluate 
.
A. 0 B. -46 C. 1 D. 46
Solve the problem.Let f(x) be the function represented by the dashed line and g(x) be the function represented by the solid line. Solve the equation f(x) ? g(x).
A. x < -3 B. x ? -3 C. x ? 3 D. x ? 3
Graph the set of numbers given in interval notation. Then write an inequality statement in x describing the numbers graphed.(4, ?)
A. x ? 4
B. x < 4
C. x > 4
D. x ? 4
Solve the problem involving related quantities.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 three times as tall as Lincoln Galleria and Washington Center is 250 feet taller than Lincoln Galleria.
A. Washington Center: 410 ft Lincoln Galleria: 160 ft Jefferson Square Tower: 1230 ft B. Washington Center: 560 ft Lincoln Galleria: 310 ft Jefferson Square Tower: 930 ft C. Washington Center: 480 ft Lincoln Galleria: 160 ft Jefferson Square Tower: 1160 ft D. Washington Center: 660 ft Lincoln Galleria: 220 ft Jefferson Square Tower: 920 ft