Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists.5x + 2y + z =-112x - 3y - z=177x - y=12
A. {(1, -5, 0)}
B. {(0, -6, 1)}
C. {(-2, 0, -1)}
D. ?
Answer: D
Mathematics
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Find the indicated composite for the pair of functions.Given f(x) = and g(x) = 9x + 2, find (g ? f)(x).
A. 9x + 16
B. x -
C. x
D. x + 4
Mathematics
Simplify the complex rational expression using Method I or Method II.
A.
B. -y
C.
D.
Mathematics
Identify whether the equation, when graphed, will be a parabola, circle, ellipse, or hyperbola.y = x2 - 4
A. parabola B. circle C. ellipse D. hyperbola
Mathematics
Graph the function from and
.
?
y = 6cos2
0 - 3
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics