Use the definition of equality of complex numbers to find the real numbers x and y such that the equation is true.6 + yi = x + 
A. x = 6, y = -10
B. x = -6, y = -10
C. x = -6, y = 10
D. x = 6, y = 10
Answer: D
Mathematics
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Find the inverse of the function and state its domain and range .{(-9, -3), (3, 9), (-1, 6), (1, -6)}
A. {(-6, -1), (-1, 3), (-3, -9), (6, 1)}; D = {-6, -1, -3, 6}; R = {-1, 3, -9, 1}
B. {(-6, -1), (9, 3), (-3, 3), (6, 1)}; D = {(-6, 9, -3, 6}; R = {-1, 3, 1}
C. {(-3, -9), (9, 3), (6, -1), (-6, 1)} D = {-3, 9, 6, -6}; R = {-9, 3, -1, 1}
D. 
D = { -9, 3, -1, 1}, R = 
Mathematics
Use a calculator and the change-of-base formula to find the logarithm to four decimal places.log33 42.22
A. 0.9342 B. 1.2794 C. 1.0705 D. 1.6255
Mathematics
Find the opposite, or additive inverse.8.46
A. -8.46 B. 0 C. 8.46 D. -9
Mathematics
Find the vertex of the parabola.x = 3y2 + 24y + 50
A. 
B. 
C. 
D. (2, -4)
Mathematics