If possible, find the matrix product of AB.A = 
; B = 
A. AB = 
B. AB = [-1 15]
C. AB = 
D. AB = 
Answer: A
Mathematics
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Provide an appropriate response.- 
= 83Is this a linear equation?
A. Yes B. No
Mathematics
Find all solutions to the equation. Express the solution in degrees.cos x = -1
A. 360°n or 180° + 360°n B. 90° + 360°n or 270° + 360°n C. 360°n D. 180° + 360°n
Mathematics
Without graphing, tell if the system is inconsistent, the equations are dependent, or neither. x + 4y = 212x - 5y = -10
A. Inconsistent B. Neither C. Dependent
Mathematics
Evaluate the expression for the given replacement values. Write the answer in simplest form. x2(y - z) for x = 
, y = 
, z = 
A. 
B. - 
C. 
D. 
Mathematics