Provide an appropriate response.What is wrong with the following? 
= 
= 4x
What will be an ideal response?
You can only cancel factors, and 8 is not a factor of 4x + 8. The 8 has to be divided out of both terms, not just the last.
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Find the acute angle between the lines.x - 
y = -2 and 
x - y = 7
A. 45° B. 75° C. 30° D. 60°
Subtract.-7.2 - (-2.9)
A. 10.1 B. -10.1 C. -4.3 D. 4.3
Find the vertices and locate the foci for the hyperbola whose equation is given.
- 
= 1
A. vertices: (-5, 0), (5, 0) foci: (- 13, 0), (13, 0) B. vertices: (0, -12), (0, 12) foci: (- 13, 0), (13, 0) C. vertices: (-12, 0), (12, 0) foci: (-5, 0), (5, 0) D. vertices: (-12, 0), (12, 0) foci: (- 13, 0), (13, 0)
Solve graphically. Round solutions to three decimal places, where appropriate.5x2 - 32x + 11 = 0
A. -8.669, -2.998 B. -7.169, -1.498 C. 0.365, 6.035 D. 0.865, 6.535