Use the given matrices to compute the given expression.Let A =
and B =
. Find 4A + B.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Provide an appropriate response.Mentally multiply by using powers of 10: 204 × 100
A. 24,000 B. 0 C. 20,400 D. 204,000
Mathematics
Evaluate the expression.-5(-2)3
A. 40 B. 1,000 C. -1,000 D. -40
Mathematics
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Mathematics
Given that the pair of triangles is similar, find the unknown length of the side labeled with a variable.
A. 20 B. 19 C. 25 D. 12
Mathematics