The rate of growth in price of an item that costs N dollars is 
. Write an equation of change that is satisfied by N.
?
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Decide whether the statement is true or false. If it is false, tell why.The equation (x + 21)2 = 0 has exactly one real solution.
A. True B. False; the equation has two real solutions. C. False; the equation has no real solutions.
Mathematics
Find the y-intercept for the graph of the quadratic function.f(x) = 2 + 3x + x2
A. (0, 3) B. (0, 2) C. (0, 1) D. (0, -2)
Mathematics
Rewrite the expression without absolute value bars.
A. - 
B. 
C. - 15
D. 15
Mathematics
Use a proportion to solve the problem.On a map of a nature trail, 1 centimeter corresponds to 3 miles. Find the length of a trail that is 2
centimeters long on the map. (Write your answer as a mixed number if necessary.)
A. 
mi
B. 47
mi
C. 1
mi
D. 7
mi
Mathematics