For the piecewise function, find the specified function value.f(x) = {
f(4)
A. 4
B. 27
C. -9
D. 3
Answer: A
Mathematics
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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.9?x + 5? ? 3
A. 
B. 
? 
C. 
? 
D. 
? 
Mathematics
Solve the inequality.x2 - 7x ? 0
A. [0, 7] B. (-?, -7] or [0, ?) C. [-7, 0] D. (-?, 0] or [7, ?)
Mathematics
Graph the ellipse.4x2 + 49y2 = 196
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
- 
= 3
A. {2, 38} B. {2} C. {3, 8} D. {-2}
Mathematics