Provide an appropriate response.Evaluate x2 - x for the value of x satisfying 18(x - 9) + 81 = 18x - 9(18 - x).
A. -8
B. 90
C. 72
D. 10
Answer: C
Mathematics
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Perform the indicated arithmetic.
+ 4
A. 5
B. 4
C. 5
D. 4
Mathematics
Find the sum and simplify the answer.
+ 
A. 
B. 
C. 
D. 
Mathematics
Show that F is conservative, and find a function f such that , and use the result to evaluate  Figure 2.png)
where C is any curve from  Figure 3.png)
.
 figure.png)
Select the correct answer.
a. 224
b. 135
c. 117
d. 70
Mathematics
The figure (a square) shown has exactly one line of symmetry.
Answer the following statement true (T) or false (F)
Mathematics