Perform the indicated operation.Find (f - g)(x) if f(x) = 5
- 3 and g(x) = 2
- 5
A. 3
+ 2
B. 3
+ 2
C. 7
+ 2
D. 7
- 8
Answer: A
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Solve the problem using the elimination method.A salesman sold $300 more than the rest of the sales staff. If the sales total for the day was $2300, how much did the rest of the sales staff sell?
A. $1000 B. $1300 C. $2000 D. $1150
Write the system
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as a matrix equation AX = B, where A is the coefficient matrix of the system, X is a column matrix of variables, and B is the column matrix of constants. Multiply each side of the equation on the left by the matrix inverse of A to obtain an equivalent system of equations and solve it.
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Please enter your answer as an ordered pair in the form (x, y).
What will be an ideal response?
Use the Gauss-Jordan method to find A-1, if it exists.A = 
A. 
B. 
C. 
D. Does not exist
Solve the problem.The profit made when t units are sold, t > 0, is given by 
Determine the number of units to be sold in order for P < 0 (a loss is taken).
A. t > 0 B. 15 < t < 18 C. t < 15 or t > 18 D. t = 15 or t = 18