Given matrices A and B, find the indicated matrix if possible.A = 
, B = 
Find AB.
A. 
B. 
C. AB is not defined.
D. 
Answer: D
Mathematics
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Solve the problem.Given 
f(x) = Ll, 
f(x) = Lr, and Ll ? Lr, which of the following statements is true? I. 
f(x) = Ll II. 
f(x) = Lr III. 
f(x) does not exist.
A. II B. III C. I D. none
Mathematics
Find the derivative of the function.f(x) = log8 (x7 + 1)
A. 
B. 
C. 
+ 7x6
D. 
Mathematics
Solve.The Gray family paid 24% of the purchase price of a $217,000 home as a down payment. Determine the amount of the down payment.
A. $52,080 B. $9042 C. $521 D. $5208
Mathematics
Find the equation of the circle. Express the equation in standard form
A. (x - 1)2 + (y - 3)2 = 42 B. (x + 1)2 + (y - 3)2 = 42 C. (x - 1)2 + (y + 3)2 = 42 D. (x + 1)2 + (y + 3)2 = 42
Mathematics