Add or subtract as indicated.
- 
A. 8x
B. 
C. 8
D. 
Answer: C
Mathematics
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Find the matrix product when possible.[-1 2 3] 
A.
[18]
B.
[-8 0 -9]
C. 
D.
[-17]
Mathematics
Solve the problem.An initial investment of $480 is appreciated for 4 years in an account that earns 12% interest, compounded quarterly. Find the amount of money in the account at the end of the period.
A. $755.29 B. $770.26 C. $747.82 D. $290.26
Mathematics
Solve using elimination.
A. x = 2, y = 3; x = 3, y = 2; x = -2, y = -3; x = -3, y = -2 or (2, 3), (3, -2), (-2, -3), (-3, -2) B. x = 2, y = -3; x = 2, y = 3 or (2, -3), (2, 3) C. x = 2, y = 3; x = -2, y = 3; x = 2, y = -3; x = -2, y = -3 or (2, 3), (-2, 3), (2, -3), (-2, -3) D. x = -2, y = -3; x = -3, y = -2 or (-2, -3), (-3, -2)
Mathematics
Graph the linear inequality.x + y < -3
A. 
B. 
C. 
D. 
Mathematics