Solve and check.3x + 6 = 21
A. 27
B. 15
C. 5
D. 45
Answer: C
Mathematics
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Identify the equation without applying a rotation of axes.2x2 + 12xy + 36y2 - 4x + 4y + 3 = 0
A. ellipse B. hyperbola C. parabola D. not a conic
Mathematics
Find the x- and y-intercepts. If no x-intercepts exist, state so.f(x) = 2x2 - 14x - 16
A. (8, 0), (1, 0), (0, 16) B. (-8, 0), (-1, 0), (0, 16) C. (-8, 0), (1, 0), (0, -16) D. (8, 0), (-1, 0), (0, -16)
Mathematics
Perform the indicated operation and simplify.
+ 
+ 
A. 
B. None of these
C. 
D. 
Mathematics
Write the equation in slope-intercept form, state the slope and y-intercept, and graph the equation.x - 4y = -12
A. y = 
x + 3;
slope: 
, y-intercept (0, 3)
B. y = - 
x - 3;
slope: - 
, y-intercept (0, - 3)
C. y = - 
x + 3;
slope: - 
, y-intercept (0, 3)
D. y = 
x - 3;
slope: 
, y-intercept (0, - 3)
Mathematics