Find the zeros of the polynomial function. State whether the graph crosses the x-axis, or touches the x-axis and turns around, at each intercept. f(x) = -x2(x + 8)(x2 + 1)
A. x = 0, touches the x-axis and turns around;
x = -8, crosses the x-axis;
x = -1, crosses the x-axis;
x = 1, crosses the x-axis;
B. x = 0, touches the x-axis and turns around;
x = -8, crosses the x-axis
C. x = 0, touches the x-axis and turns around;
x = -8, crosses the x-axis;
x = -1, touches the x-axis and turns around
D. x = 0, touches the x-axis and turns around;
x = 8, crosses the x-axis
Answer: B
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For Figure 2, describe a relationship between ?AED and two arcs on Circle O.
Translate the sentence into an equation using the variable x.A number minus 2
equals 5
.
A. 2
- x = 5
B. x - 5
= 2
C. x - 2
= 5
D. x + 2
= 5
Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
Find the value of the expression using the given values.|6x + 4y|x = 4, y = -1
A. 28 B. 10 C. 20 D. 22