Determine whether the given value of x is a solution to the quadratic inequality.x2 + 2x < 3; x = -2

A. Yes
B. No

Answer: A

Mathematics

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Solve the problem.Find an upper bound for  in estimating  with n = 10 steps.

A.
B.
C.
D.

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Find the center, radius, and intercepts of the circle.x2 + y2 + 4x - 4y - 3 = 0

A. (h, k) = (-2, 2), r = 
x-int: x = -2 + ; y-int: y = 2 + 
B. (h, k) = (-2, 2), r = 
x-int: x = -2 ± ; y-int: y = 2 ± 
C. (h, k) = (-2, -2), r = 
x-int: x = -2 ± ; y-int: y = 2 ± 
D. (h, k) = (2, -2), r = 
x-int: x = -2 ± ; y-int: y = 2 ± 

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Give an appropriate answer.Letf(x) = -10 andg(x) = 8. Find[f(x) ? g(x)].

A. 2 B. -80 C. -2 D. 8

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Solve the problem.The sum of a number and 1.8 is 2.8. Find the number.

A. 4.6 B. -1.0 C. 1.56 D. 1.0

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