Use the graph and formula for f(x) to find the average rates of change of f from -4 to -1 and from 1 to 4.f(x) = 2x - 4
A. 2; 2
B. -2; 2
C. 4; 4
D. -2; -2
Answer: A
Mathematics
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Rewrite the statement using the indicated property of addition.Associative (insert grouping symbols): 5 + 10 + 11 = ______
A. 5 - (10 + 11) B. 5 + (11 + 10) C. 11 + 10 + 5 D. (5 + 10) + 11
Mathematics
Find the sum.
+ 1 + 
+ . . . + 13
A. 
B. 
C. 
D. 230
Mathematics
Determine whether the variation model is of the form 
or 
and find k. Then write a model that relates y and x.
x
5
10
15
20
25
y
-1.5
-3
-4.5
-6
-7.5
A. 
B. 
C. 
D. 
E. 
Mathematics
Solve the triangle.
A. C = 103°, a = 9.9 m, b = 17.5 m B. C = 103°, a = 17.5 m, b = 9.9 m C. C = 97°, a = 9.7 m, b = 17.2 m D. C = 103°, a = 48.9 m, b = 27.6 m
Mathematics