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x^2+4x-7 / x-1
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Explanation & Answer
x^2+4x-7=(x+5)(x-1)-2
so x^2+4x-7 / x-1 = (x+5)(x-1)-2 / x-1
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Ohio University Statistics Quiz Questions
InstructionsInstructionsIf the question requires computation, do the calculations and then give or select the correct valu ...
Ohio University Statistics Quiz Questions
InstructionsInstructionsIf the question requires computation, do the calculations and then give or select the correct values using the following rule:Keep at least 4 decimal places at intermediate steps of a calculation, and round your final answer to 2 decimal places, unless otherwise noted. For example: 16.6667 would become 16.67 after rounding(In the course notes for Module 7, probabilities such .678934 are instead rounded to four decimal places, so the correct way to report the aforementioned probability is .6789)Multiple AttemptsThis test allows 2 attempts. This is attempt number 1.Force CompletionThis test can be saved and resumed later.Your answers are saved automatically.1Questions 1-4 are based on the following information: You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. How many ways can the horses come in first, second, or third? This an example of a __________ problem? factorial combinationpermutation CPIQuestion 2Questions 1-4 are based on the following information:You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. How many ways can the horses come in first, second, or third?What is the numeric value of N? 3 121320 none of the aboveQuestion 3Questions 1-4 are based on the following information:You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. How many ways can the horses come in first, second, or third?What is the numeric value of r? 3 121320 none of the aboveQuestion 4Questions 1-4 are based on the following information:You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. How many ways can the horses come in first, second, or third?What is the calculated value (solution) for this example? 3 121320 none of the aboveQuestion 5A security system uses a 2-letter password, but no letter can be used more than once. How many possible passwords are there if 5 of the letters of the alphabet can be used by the system? (Use these numbers for this question only!)For this question indicate only what the value of N is?Question 6A security system uses a 8-letter password, but no letter can be used more than once. How many possible passwords are there if 23 of the letters of the alphabet can be used by the system? (Use these numbers for this question only!)For this question indicate only what the value of r is?Question 7A security system uses a four-letter password, but no letter can be used more than once. How many possible passwords are there if 26 of the letters of the alphabet can be used by the system? (Use these numbers for this question only!Question 8How many ways are there to select a subcommittee of 7 members from among a committee of 38? (Use these numbers for this question only!)Question 9You have 12 friends with whom you like to play golf. However, the golf cart only seats 4 people. Since you will take up one seat, you can only play with 3 friends at one time. How many different groups of golfers can you have?This an example of CombinationPermutationInverted statistical combinationInverted statistical permutationQuestion 10You have 71 friends with whom you like to play golf. However, the golf cart only seats 4 people. Since you will take up one seat, you can only play with 3 friends at one time. How many different groups of golfers can you have? (Use these numbers for this question only!)What is the value of N in this example?Question 11You and your friends have decided to go to the horse races. There are 10 horses in the first race. 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Round your answer to the nearest cent (i.e. two decimal places). Only enter the number, not the dollar sign ($). Question 22What was the original base year for the CPI?1899191319821989Question 23The Consumer Price IndexIs representative of the typical family budget in the Midwest.Was originally developed to determine salary adjustments.Is updated every three years to reflect inflation.Was last updated in 1981.
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Ohio University Statistics Quiz Questions
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This an example of a __________ problem? factorial combinationpermutation CPIQuestion 2Questions 1-4 are based on the following information:You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. How many ways can the horses come in first, second, or third?What is the numeric value of N? 3 121320 none of the aboveQuestion 3Questions 1-4 are based on the following information:You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. How many ways can the horses come in first, second, or third?What is the numeric value of r? 3 121320 none of the aboveQuestion 4Questions 1-4 are based on the following information:You and your friends have decided to go to The Kentucky Derby. There are 12 horses in the race. 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