Write a signed number for the statement.The team scored 21 points
A. 21 points
B. -21 points
Answer: A
Mathematics
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Provide an appropriate response.Multiply the fractions and reduce: 
? 
A. 
B. 
C. 
D. 
Mathematics
Find the eigenvalues of A, and find a basis for each eigenspace.A = 
A. -0.6 - 0.8i, 
; -0.6 + 0.8i, 
B. -0.6 + 0.8i, 
; -0.6 - 0.8i, 
C. 0.6 + 0.8i, 
; 0.6 - 0.8i, 
D. 0.6 - 0.8i, 
; 0.6 + 0.8i, 
Mathematics
Solve using the addition principle.8 = b + 10
A. -18 B. 18 C. 2 D. -2
Mathematics
Multiply or divide as indicated. Write the answer in lowest terms.
? 
A. 5
B. 
C. 3
D. 
Mathematics