Find the standard equation of the indicated hyperbola.Center (2, -3), focus (9, -3), vertex (4, -3)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer: C
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Solve the inequality and graph the solution.6n + 2 ? 2(2n - 3)
A. n ? -4 
B. n < -4 
C. n ? -4 
D. n > -4 
Solve the problem.A firm estimates that it will sell N units of a product after spending x dollars on advertising, where 
and x is in thousands of dollars. By sketching the function determine how much the company should spend in order to maximize sales, and find the maximum sales.
A. The company should spend $250,000. Maximum sales are 187,488 units B. The company should spend $500,000. Maximum sales are 187,488 units C. The company should spend $500,000. Maximum sales are 62,488 units D. The company should spend $250,000. Maximum sales are 62,488 units
Provide an appropriate response.A business woman has $300,000 of profits from her office supply company invested in two investments. One has a yearly return of 6% and the other has a yearly return of 7%. If the total yearly income from the investments is $19,300, how much is invested at each rate?
What will be an ideal response?
Graph the solution of the system. x + y < 9-7x + y > - 3
A. 
B. 
C. 
D. 