Use the price-demand equation below to determine whether demand is elastic, is inelastic, or has unit elasticity at the indicated values of p. x = f(p) =497o 4p 0.3p2 (A)P=90 (B)P=60 (C)P=70 (A) Describe the demand's elasticity for the given price-demand equation at p = 90. Choose the correct answer below. Inelastic Elastic Unit Elastic (B) Describe the demand's elasticity for the given price-demand equation at p = 60. Choose the correct answer below. Unit Elastic Inelastic Elastic (C) Describe the demand's elasticity for the given pricedemand equation at p = 70. Choose the correct answer below. Inelastic Unit Elastic Elastic Given that f(x) is continuous on ( - co,co), use the information below to sketch the graph of f. f (x) - - - 0++ +ND 0 - U x - 1 0 1 3 5 f(x) 2 1 2 1 0 Choose the correct graph below. O A. O B. Af ( x) O c. Af( x ) O D. Af ( x) Af ( x) 6- X X XAssume f(x) is continuous on ( - co,co). Use the given information to sketch the graph of f. X - 3 0 2 3 5 6 f(x) -3 0 3 1 - 2 0 + + ND + + + 0 0+ + + f' (x ) 0 2 + + + ND - 0+ + + +++ ++ f"(x) X 0 w Choose the correct graph below. O A. O B. O C. OD. AyGiven that f(x) is continuous on ( - co,co), use the information below to sketch the graph of f. f' (x) - - - 0++ +ND O 0 - w 0 1 3 5 f(x) 2 1 2 0 Choose the correct graph below. O A. O B. Af(x) O C. Af ( x ) OD. 6- Af(x) 6- Af ( x ) 6- X X