Can you help me with the solution

91. Solve this problem Office space. The length of a professor`s office is X feet, and the width is X + 4 feet. Write a polynomial that represent the area. Find the area if X = 10 ft. # 81. Solve this problem Shrinking garden. Rose`s garden is a square with sides of length x feet. Next spring she plans to make it rectangular by lengthening one side 5 feet and shortening the other side by 5 feet. What polynomial represent the new area? By how much will the area of the new garden fifer from that of the old garden?

Demand for pools.

# 90. Demand for pools. Tropical Pools sells an above-groung model for p dollars each. The monthly revenue for the sale of this model is a function of the price, given by R= -0.08p^2 + 300p. Revenue is the product of the price p and the demand (quantity sold) a) factor out the price on the right-hand side of the formula. b) What is an expression for the monthly demand ? c) What is the monthly demand for this pool when the price is $3000? d) Use the graph on page 290 to estimate the price at which the revenue is e) maximized. Approximately how man pool will be sold monthly at this price? f) What is the approximate maximum revenue? g) Use the accompanying ... click for more

Strategic Management and Business Policy

Evaluate each of the following approaches that a business firm could use to gather information about competition, For each approach, mark your feeling about its approprateness using the following scale; 1. definitely not appropriate, 2. probably not appropriate 3. undecided, 4. probably appropriate, and 5. definitely appropriate _____ Careful study of trade journals _____Wiretappong the telephones of competitors _____Posting as a potential customer to competitors _____getting loyal customers to put out a phone "request for proposal" soliciting competitor's bids. _____Buying competitors' products and taking them apart _____Hiring management consultants who have worked fo... click for more

Find the LCD for the given rational expression...

Find the LCD for the given rational expression, and convert each rational expression into an equivalent rational expression with the LCD as the denominator. Page 345 # 47. x y 1 ----, ------, ------ 9y^5 12x^3 6x^2y # 48 5 3b 1 -------, -------, ---------- 12a^6b 14a ^3 2ab^3 Page 346 # 53.. x 5x --------, ----------- X^2- 9 x^2 -6x +9 # 54. 5x -4 ----------, ------------- X^2 - 1 x^2 -2x + 1 # 57. -5 x 3 -------, -------,--------- 6x -12 x^2 -4 2x + 4 ... click for more

Need help with Algebra

Page 313 Solve each equation. # 8 ( a + 6 )( a + 5 ) = 0 # 9 ( 2x + 5 )9 3x - 4 ) = 0 # 12. t^2 + 6t - 27 = 0 # 48 - 2x^2 - 2x + 24 = 0 # 49 11 Z^2 + ---z = -6 2 # 52 3x (2x + 1 ) = 18 Page 364 Solve each equation. Watch for extraneous solution. # 29 5 2 x - 1 -------- + ----- = -------- X + 2 x - 3 x - 3 # 30 6 7 y = 1 -------- + ----- = --------- Y - 2 y - 8 y - 8 Solve each equation. # 37 w 3w -- = --- 6 ... click for more