Solve the combined inequality. Write the solution in interval notation.6 ? 
? 12
A. 
, 
B. 
C. 
D. 
Answer: D
Mathematics
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Determine whether the graph is the graph of a function.
A. Not a function B. Function
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Solve the inequality graphically, numerically, or symbolically, and express the solution in interval notation. Where appropriate, round to the nearest tenth. ?b + 3? + 4 > 18
A. (-?, -17) ? (11, ?) B. (-?, -19) ? (17, ?) C. (-17), (11) D. (-?, -17) ? (19, ?)
Mathematics
Graph the function.f(x) = x2 + 
A. 
B. 
C. 
D. 
Mathematics
Use sum-to-product formulas to rewrite the expression as a product.cos 5x + cos 3x
A. 2 cos 4x B. 2 sin 4x sin x C. 2 cos 4x sin x D. 2 cos 4x cos x
Mathematics