Find the sum of the sequence.
A. 230
B. 55,260
C. -230
D. 30
Answer: D
Mathematics
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Solve the inequality.
> 9
A. x > 9 B. -9 < x < 9 C. x > -9 D. x < -9, x > 9
Mathematics
Subtract.
A. 54 B. 64 C. 92 D. 48
Mathematics
Solve the problem.A room measures 13 ft by 
The ceiling is 
above the floor. The door measures 
by 
If a gallon of paint will cover 83.2 ft2, how many gallons of paint are needed to paint the room? Assume that the ceiling will be painted but not the door. Round your answer up to the next whole number.
A. 12 gal B. 9 gal C. 3 gal D. 22 gal
Mathematics
Find the inverse of the matrix, if possible.
A. 
B. 
C. 
D. No inverse
Mathematics