Perform the matrix operation.Given A = 
and I = 
, find IA.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Change the given quantity to the indicated unit.10 wk = day
A. 140 B. 600 C. 70 D. 240
Mathematics
Solve the equation.45 - 3x = 
A. {128}
B. {-3}
C. 
D. {3}
Mathematics
Graph the function. Show at least one period.y = 
cot
A. 
B. 
C. 
D. 
Mathematics
Solve the inequality by the test-point method. Write the solution in interval notation.x2 + 12x + 35 > 0
A. (-?, -7) ? (-5, ?) B. (-?, -7) C. (-7, -5) D. (-5, ?)
Mathematics