Find the solution to the system of equations by substitution.-4x - 3y = -11 x - 2y = 22
A. (-8, -6)
B. (7, -6)
C. (8, -7)
D. no solution
Answer: C
Mathematics
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Find the domain and range of the inverse of the given function.f(x) = x6 + 3, x ? 0
A. Domain: (-?, 0]; range: (-?, 3] B. Domain: [0, ?); range: [3, ?) C. Domain: [3, ?); range: [0, ?) D. Domain and range: all real numbers
Mathematics
Graph the conic section.x2 - 4y - 4x = 0
A. 
B. 
C. 
D. 
Mathematics
Find an equation for the ellipse described.Center (0, 0); major axis vertical with length 18; length of minor axis is 16
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Find the domain of f.f(x) = 
A. {x | x ? 8} B. {x | x ? -8} C. All real numbers D. {x | x ? ±2}
Mathematics