Write the opposite of the polynomial and simplify your result.12a2 - 8a + 2
A. 12a2 - 8a + 2
B. 12a2 + 8a - 2
C. -12a2 - 8a - 2
D. -12a2 + 8a - 2
Answer: D
Mathematics
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Solve the system to the nearest 0.1 for each variable by using a graphing calculator.x = -2.0y + 3-3y = 4.0x + 2
A. x = -2.8; y = 2.9 B. x = -2.5; y = 2.6 C. x = 2.5; y = -2.6 D. x = -2.6; y = 2.8
Mathematics
Solve the problem.Construct a possibility tree that shows all possible 2-letter code words using only the letters x and y with repetition allowed.
A.
| /\ |
| x | y |
| /\ | /\ |
| x | y | x | y |
B.
| | |
| x |
| | |
| y |
C.
| /\ |
| x | y |
| | | | |
| y | x |
D.
| /\ |
| x | y |
| /| | | |
| x | y | x |
Mathematics
Draw the angle having the radian measure.225° 
A. 
B. 
Mathematics
?Find the partial derivative
for the function
.
?
A. 
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B.
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C.
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D.
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E.
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Mathematics