Solve the inequality. Express your answer using interval notation. Graph the solution set.|2k + 6| - 3 > 4
A. (- 
, 
)
B. (-?, - 
] ? [
, ?)
C. (-?, - 
) ? (
, ?)
D. (
, ?)
Answer: C
Mathematics
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Determine the quadrant containing the terminal side of ? under the given conditions.sin ? > 0 and cos ? < 0
A. Quadrant II B. Quadrant I C. Quadrant IV D. Quadrant III
Mathematics
Use an identity to write the expression as a single trigonometric function or as a single number.2 cos24x - 1
A. cos 4x
B. 
sin 16x
C. 2 sin 4x
D. cos 8x
Mathematics
Sketch a typical level surface for the function.f(x, y, z) = 
A. 
B. 
C. 
D. 
Mathematics
Use the square root property to solve the equation.(x + 3)2 = 14
A. {3 - 
, 3 + 
}
B. {-3 - 
, -3 + 
}
C. {- 
, 
}
D. {11}
Mathematics