Use the vertical line test to determine whether or not the graph is a graph in which y is a function of x.
A. function
B. not a function
Answer: A
Mathematics
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Use the product rule to simplify the expression. Write the answer in exponential form.(-4)2(-4)3
A. 165 B. 166 C. (-4)5 D. 45
Mathematics
Solve the inequality.-3x2 + 7x - 5 ? 0
A. 
? x ? 5
B. -3 ? x ? - 
C. All real numbers
D. No solutions
Mathematics
Find the coordinates of the vertex of the parabola.y = -2x2 + 16x - 37
A. (5, -4) B. (4, -5) C. (-5, 4) D. (-4, 5)
Mathematics
Solve the problem.A pendulum bob swings through an arc 50 inches long on its first swing. Each swing thereafter, it swings only 90% as far as on the previous swing. How far will it swing altogether before coming to a complete stop? Round to the nearest inch when necessary.
A. 111 inches B. 250 inches C. 56 inches D. 500 inches
Mathematics