Simplify by adding or subtracting like terms.3x4 + 7x3 + 8x4
A. 18x3
B. Can't be simplified
C. 18x11
D. 11x4 + 7x3
Answer: D
Mathematics
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Use the Binomial Theorem to expand the binomial.(x- 5y)4
A. x4 - 20x3y + 150x2y2 + 20xy3 + 625y4 B. x4 - 5x3y + 150x2y2 - 250xy3 + 625y4 C. x4 + 4x3y + 6x2y2 + 4xy3 + y4 D. x4 - 20x3y + 150x2y2 - 500xy3 + 625y4
Mathematics
1145 hours military time = _____ standard time.
A. 11:45 PM B. 11:45 AM C. 1:45 PM D. 2:45 AM
Mathematics
Solve.There are 97 puppies in a room, with an assortment of black and white ears and paws. 21 have totally black ears and 3 white paws, 27 puppies have 1 black ear and 2 white paws, and 49 have no black ears and 1 white paw. How many black paws are in the room?
A. 222 B. 221 C. 169 D. 166
Mathematics
Solve.
- 2 = 
A. 
B. 
C. 
D. 
Mathematics