Determine whether the following represents a function.x = 6 - y
A. function
B. not a function
Answer: A
Mathematics
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Solve the given trigonometric equation analytically (using identities when necessary for exact values when possible) for values of x for 0 ? x < 2?.tan x + sec x = 1
A. 0
B. No solution
C. 
D. 
Mathematics
Find the sum of the geometric series.
A. 248 B. 24 C. -1640 D. -5140
Mathematics
Find the vertex, the y-intercept, and the x-intercepts (if any exist), and graph the function.g(x) = x2 - 4x + 8
A. 
Vertex (2, -4)
x-int = (0, 0), (4, 0);
y-int = (0, 0)
B. 
Vertex (-2, -4)
x-int = (-4, 0), (0, 0);
y-int = (0, 0)
C. 
Vertex (-2, 4)
no x-intercepts;
y-int = (0, 8)
D. 
Vertex (2, 4)
no x-intercepts;
y-int = (0, 8)
Mathematics
Evaluate the determinant.
A. 7 B. 5 C. -7 D. -5
Mathematics