For the polynomial, list each real zero and its multiplicity. Determine whether the graph crosses or touches the x-axis at each x -intercept.f(x) = 
x2(x2 - 3)
A. 0, multiplicity 2, touches x-axis
B. 0, multiplicity 2, crosses x-axis
C. 0, multiplicity 2, touches x-axis;
, multiplicity 1, crosses x-axis;
-
, multiplicity 1, crosses x-axis
D. 0, multiplicity 2, crosses x-axis;
, multiplicity 1, touches x-axis;
-
, multiplicity 1, touches x-axis
Answer: C
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Solve the problem.The average height of a boy in the United States, from birth through 60 months, can be modeled by 
where y is the average height, in inches, of boys who are x months of age. What would be the expected difference in height between a child 49 months of age and a child 16 months of age?
A. 10.7 in. B. 8.7 in. C. 48.9 in. D. 20.3 in.
Write the expression for the circuit shown below.
a. B + C
b. Ä
B + C
c. Ä
B + C
d. Ä Ä
B + C
e. Ä
B ú C
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos ? = 
, 0 < ? < 
Find sin 
.
A. 
B. 
C. 
D. 
Translate the statement to an algebraic expression. Then simplify the expression.Six times a number, added to the sum of the number and five
A. (x + 5) + 6x; 7x + 5 B. (x + 5) - 6x; 7x C. (x - 5) + 6x; 11x D. (x + 5) + 6x; 6x + 5