520 likes | 541 Views
Final Exam Review. Question 1 - 10. Answer 1 – 10. Question 1 - 20. Answer 1 – 20. Question 1 - 30. Answer 1 – 30. Question 1 - 40. Answer 1 – 40. Question 1 - 50. Multiply. Answer 1 – 50. Question 2 - 10. Factor Using GCF. Answer 2 – 10. 3b² ( 2 – 5b ). Question 2 - 20.
E N D
Question 1 - 50 • Multiply
Question 2 - 10 • Factor Using GCF
Answer 2 – 10 3b² ( 2 – 5b )
Question 2 - 20 • Factor by Grouping
Answer 2 – 20 ( 3k – 1 ) ( k² + 5 )
Question 2 - 30 • Factor the Trinomial
Answer 2 – 30 ( x + 3 ) ( x – 10 )
Question 2 - 40 • Factor
Answer 2 – 40 ( 5x + 4 ) ( 5x – 4 )
Question 2 - 50 • Factor
Answer 2 – 50 ( 2x + 3 )²
Question 3 - 10 • Compare the graph of the function with the graph of f(x) = x² and describe it’s transformation.
Answer 3 – 10 The graph will be a Maximum instead of a Minimum and the vertex will be translated down 5 units.
Answer 3 – 20 H(x) F(x) G(x)
Question 3 - 30 • The height of a rocket fired from a platform 80 feet above the ground is modeled by the equation h(t) = -16t² + 64t + 80, where h is the height of the rocket and t is the time in seconds. Find the maximum height of the rocket.
Answer 3 – 30 5 Seconds
Question 3 - 40 • Solve using square roots: 4x² - 64 = 0
Question 3 - 50 • Solve the equation using the quadratic formula. Round your answer to the nearest hundreth.
Answer 4 – 10 2187
Answer 4 – 20 9.058973
Answer 4 – 30 Yes, constant ratio of .5
Question 4 - 40 A $1600 computer is losing value at a rate of 10% per year. Write an exponential function to model the situation and state its value after 5 years.
Answer 4 – 40 $944.78
Question 4 - 50 Francium-233 has a half-life of 22 minutes. Find the amount of Francium-233 left from an 88 gram sample after 54 minutes.
Answer 4 – 50 16.05 grams
Question 5 - 10 An experiment consists of pushing the random select button on a CD player for a disc with five tracks. Use the results in the table to find the experimental probability of selecting Track 4.
Question 5 - 20 An experiment consists of pushing the random select button on a CD player for a disc with five tracks. Use the results in the table to find the experimental probability of selecting an odd number track.
Question 5 - 30 Find the Theoretical Probability of randomly selecting a vowel from all the letters in the word VOWELS.
Question 5 - 40 Find the Theoretical Probability of picking a red marble out of a bag with 3 green, 5 blue, 2 red, and 6 yellow marbles.