Find the line of symmetry.f(x) = 4x2 + 24x + 31
A. x = -5
B. x = -3
C. x = 3
D. x = 5
Answer: B
Mathematics
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Match the system of inequalities with one of the graphs.x2 + y2 < 4 y ? 1
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If a polynomial cannot be factored, say it is prime.6x6 - 9x3 + 10x3 - 15
A. (6x3 - 5)(x3 + 3) B. (3x3 + 5)(2x3 - 3) C. (3x3 - 5)(2x3 + 3) D. (3x6 + 5)(2x - 3)
Mathematics
Write the standard form of the equation of the circle. 
A. (x - 4)2 + (y - 4)2 = 4 B. (x + 4)2 + (y + 4)2 = 4 C. (x - 4)2 + (y - 4)2 = 2 D. (x + 4)2 + (y + 4)2 = 2
Mathematics
Given the matrix in row echelon form, find the solution for the system.
A. (-6, -1) B. (-9, -1) C. (-12, -1) D. (-1, -6)
Mathematics