g(x)= 2x+1 and f(x)= x² – x – 1. Find the value of (fog)(2).О а. 20O b. 17O c. 18O d. NoneO e. 19/2x+4is:x2-x-2The domain of f(x)=O a.All real numbers greater than -2 except -1 and 2O b. All real numbers greater than or equal to -2 except -l and 2Ос.All real numbers except -1 and 2O d. All real numbers greater than or equal to -4 except -1 and 2O e.None 3x2-3x-3, if x <3f(x)=Find the value of f(2)+f(3).2x²+5x+1, if x > 3O a.37оъ. 32O c.33Od.NoneO e.36A ball has been dropped from the top of a building. Its height (in feet) after t seconds isgiven by the function h(t)= -16t+256. How far will the ball travel during thethird second?O a. 148O b. 132О с. 144O d. 112Oe.NoneTo study the rate at which animals learn, Becky performed an experiment in which a ratwas sent repeatedly through a laboratory maze. Suppose that the time required for the rat to12minutes. How longintraverse the maze on the n" trial was approximately T(n)=4+did it take the rat to traverse the maze on the 3rd trial?Oa.NoneO b. 14О с. 6O d. 12О е. 8

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g(x)= 2x+1 and f(x)= x² – x –1. Find the value of (fog)(2). O a. 20 O b. 17 O c. 18 O d. None O e. 19 2x+4 is: x2- x-2 The domain of f(x)= O a. All real numbers greater than -2 except -1 and 2 O b. All real numbers greater than or equal to -2 except -l and 2 O c. All real numbers except -1 and 2 O d. All real numbers greater than or equal to -4 except -1 and 2 O e. None