Suppose the point (2, 4) is on the graph of y = f(x). Find a point on the graph of the given function.The reflection of the graph of y = f(x) across the x-axis
A. (-2, -4)
B. (-2, 4)
C. (2, -4)
D. (2, 4)
Answer: C
Mathematics
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Use the graph to find the indicated function value.y = f(x). Find f(4)
A. 9 B. -9 C. 7 D. 1.5
Mathematics
Graph the compound inequality.-2 < x < 2
A. 
B. 
C. 
D. 
Mathematics
Rewrite as an expression using only positive exponents.a3b-4
A. 
B. -a9b10
C. 
D. a4b3
Mathematics
Use Descartes' rule of signs to find the number of possible positive, negative, and nonreal roots for the following equation.4x7 + 9x2 + 5x + 10 = 0
A. 0 positive; 1 negative; 6 nonreal B. 2 positive; 1 or 3 negative; 4 or 0 nonreal C. 0 positive; 0 negative; 7 nonreal D. 0 positive; 0 or 2 negative; 5 or 7 nonreal E. none of these
Mathematics