Perform the matrix operation.Given A = 
and B = 
, find AB.
A. 
B. 
C. 
D. 
Answer: A
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Find the common difference,d, of the given arithmetic sequence.-15, -18, -21, -24, ...
A. -9 B. -3 C. -6
Evaluate the expression for the given value of x.
?
A. 0 B. -5 C. 5 D. 15 E. -15
Provide an appropriate response.Equating the numerators in the process of partial fraction decomposition, your friend has obtained the algebraic expression 
From this equation, what can you say about the original expression?
A. The original expression has a numerator of (7x - 3)(3x - 8)(x + 5)(x + 5). B. The original expression has a non-reducible quadratic factor in the denominator. C. The original expression has the factor (x2 + 5) in the denominator. D. The original expression has a repeating linear factor in the denominator.
Simplify the expression involving rational exponents.
-4/3
A. 
B. Not a real number
C. 
D. - 