Find the average value of the function f over the region R.f(x, y) = 
; 1 ? x ? 7, 1 ? y ? 7
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Answer the question.Paul's last four paychecks have been $1195.09, 
, 
, and 
. What is the average amount for these paychecks?
A. $1097.49 B. $1067.47 C. $1117.29 D. $1087.63
Mathematics
Solve.A rectangular room measures 19 ft by 13 ft. Find the cost of installing a strip of wallpaper around the room if the wallpaper cost $0.73 per foot.
A. $46.72 B. $360.62 C. $180.31 D. $23.36
Mathematics
Find the additive inverse of the matrix.
?
?
A. 
?
B. ??
C. 
?
D. 
?
E. 
?
Mathematics
Simplify the expression.(
+ 
)(
- 
)
A. 6 B. 400 C. -6 D. 0
Mathematics