Use the given tabular representation of the function 
to compute 
.
?
x
2
4
6
8
y
2
-5
197
185
-5
4
-9
191
100
-4
6
-20
201
225
-19
8
-19
216
235
-18
?
A. -206
B. 188
C. 197
D. 206
E. -9
Answer: A
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Solve the equation for the indicated variable.ay - 7 = 8ay - b for y
A. 
B. 
C. 
D. 
One property of proportions takes the form, “If 
, then 
.” Use this property to complete this statement. Because 
, it follows that:
What will be an ideal response?
Factor the sum or difference of two cubes completely.192x3y - 375y4
A. 3y(64x - 5y)(x2 + 20xy + 25y2) B. (12xy - 15y2)(16x2 + 25y2) C. 3y(4x - 5y)(16x2 + 20xy + 25y2) D. 3y(4x + 5y2)(16x2 - 20xy + 25xy2)
Substitute the given values for the variables and then solve the equation for the remaining variable. Round approximate results to the second decimal place.P = 2L + 2W; P = 20, W = 3
A. 17 B. 7 C. 8.5 D. 10