Solve the system of equations. 
y + 
z = 5
x - 
y= 11
x+ 
z = 11
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the integral test to determine whether the series converges.
A. converges B. diverges
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A boundary stripe 2 in. wide is painted around a rectangle whose dimensions are 100 ft by 240 ft. Use differentials to approximate the number of square feet of paint in the stripe.
a. 113 ft ² b. 113.81 ft ² c. 113.22 ft ² d. 113.89 ft ² e. 113.33 ft ²
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Decide whether or not matrix A and matrix B are inverses.A = 
and B = 
A. Yes B. No
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Find the opposite of the real number.27
A. -27
B. 27
C. 
D. - 
Mathematics