Multiply.(x2 + 4)2
A. x4 + 4x + 16
B. x4 + 8x2 + 16
C. x4 + 4x2 + 16
D. x4 + 16
Answer: B
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Identify a, b, c, with a > 0, for the quadratic equation.(9x + 10)2 = 10
A. a = 81, b = 90, c = 0 B. a = 81, b = 180, c = 90 C. a = 9, b = 0, c = 0 D. Not quadratic
Solve the problem. Use a Venn diagram to find your answer.The subsets A, B, and C of the universe U satisfy the following conditions:n(A ? B ? C) = 165n(A ? B ? C) = 22n(A ? B) = 46n(A ? C) = 43n(B ? C) = 41n(A) = 111n(B) = 82n(C) = 80n(U) = 165Find n(
? B ? C).
A. 18 B. 21 C. 19 D. 20
State a sample space S with equally likely outcomes for the given experiment.A group of 17 people are assigned numbers 1 through 17. List the sample space of the event choosing a person with a number 5 or less.
A. S = {1} B. S = {1, 2, 3, 4} C. S = {1, 2, 3, 4, 5} D. S = {17}
Solve the problem.Newton's Universal Law of Gravitation states that the attractive force exerted on one spherically symmetric object of mass M by a second spherically symmetric object of mass m is given by 
where r is the distance between the centers of the two objects and G is a constant equal to 
when F is in newtons (N), M and m are in kilograms (kg), and r is in meters (m). What is the magnitude of the gravitational force exerted on an object of mass 
-4.0px;" /> by an object of mass 
if the objects are 20 m apart?
A. 40,020.0 N
B. 100.1 N
C. 10.0 N
D. 200.1 N