Determine the real zeros of the polynomial and their multiplicities. Then decide whether the graph touches or crosses the x-axis at each zero.f(x) = 3(x2 + 5)(x - 4)2
A. 4, multiplicity 2, crosses x-axis
B. 4, multiplicity 2, touches x-axis
C. -5, multiplicity 1, touches x-axis; 4, multiplicity 2, crosses x-axis
D. -5, multiplicity 1, crosses x-axis; 4, multiplicity 2, touches x-axis
Answer: B
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Evaluate the factorial expression.
A. 1 B. 10 C. 720 D. 120
Draw a graph of the function and use the graph to answer the question.The cost of tuition at one community college is $300 plus $125 per credit. Graph the equation, and find the cost if a student registers for 15 credits.
A. $2325
B. $1125
C. $2175
D. $1925
Graph the parabola. State the vertex of the parabola.y = (x + 1)2 - 4
A. vertex (4, 1)
B. vertex (-4, -1)
C. vertex (-1, -4)
D. vertex (1, -4)
Write an equation, in slope-intercept form if possible, of the line through the pair of points.(-4, 2) and (8, -9)
A. y = 
x - 
B. y = 
x - 
C. y = - 
x - 
D. y = - 
x - 