Express the vector as a product of its magnitude and direction.5i - 7j
A. 74
B. 
C. 74
D. 
Answer: D
Mathematics
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Evaluate.-32 ÷ (-8)
A. 4 B. -4 C. 5 D. -5
Mathematics
Solve the problem.The matrix 
represents one week's usage of wood (in board-feet) at two locations of a company that manufactures chairs. Due to differences in transportation costs, the first location pays $0.89 per board-foot and the second location pays $0.94 per board-foot.(a) Find a 1 by 2 matrix representing the cost of the wood.(b) Multiply the given matrix and the matrix found in part a to determine the total cost of wood for that week.
What will be an ideal response?
Mathematics
Simplify.
A. 2
B. 2
C. 2
D. 9
Mathematics
Evaluate the integral in terms of natural logarithms.
A. 
ln 15
B. 
ln 
C. ln 29
D. ln -6
Mathematics