A set of final examination grades in an introductory statistics course is normally distributed, with a mean of 73 and a standard deviation of 8. (A) What is the probability that a student scored below 91 on this exam? (Use 4 decimal places for your answer) Answer: The probability that a student scored below 91 is (B) What is the probability that a student scored between 65 and 89? (Use 4 decimal places for your answer) Answer : The probability that a student scored between 65 and 89 is (C) The probability is 5% that a student taking the test scores higher than what grade? (round to the nearest integer) Answer : 5% of the students scores higher than

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A: Given Functions,fx = 4x-3andgx = x2 + 4,hx =  x+5.