Find the absolute value of the complex number.z = -2i
A. 4
B. 2i
C. -2
D. 2
Answer: D
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Identify the degree and leading coefficient of the polynomial.f(x) = -15x5 - 8x4 + 7x3 + 12
A. Degree: -15; leading coefficient: 7 B. Degree: 13; leading coefficient: -15 C. Degree: 5; leading coefficient: -15 D. Degree: 4; leading coefficient: -15
Solve.Big Bear Lake has a maximum depth of 3368 feet. The elevation of the lake's surface is 1171 feet above sea level. What is the elevation (with respect to sea level) of the deepest point in the lake?
A. 4539 feet below sea level B. -2197 feet below sea level C. 3368 feet below sea level D. -5565 feet below sea level
Solve the problem.Suppose that the quantity supplied S and quantity demanded D of baseball caps at a major league game are given by the functions S(p) = 5500 - 100p and D(p) = 120p, where p is the price. Find the equilibrium price for caps at the game. Then find the equilibrium quantity.
A. $25, $3000 B. $45, $1000 C. $20, $3500 D. $20, $3000
Simplify.0.5 - 7(0.6) - 1.0
A. -6.9 B. -4.9 C. -4.7 D. 2.6