#12 What is the vertex of this function? y = x2 + + 12 – – #13 What is the vertex of this function? y = (x 7)2 3 – – #14 Factor: x2 3x 18 #15 Factor: 6x2 + 17x + 5 – #16 Factor: 9x2 25 – #17 Solve: (4x 5)(x + 3) = 0 #18 Solve: -3x2 + 4x + 18 = 0 – #19 Solve: x2 5 = -3x #20 A car costs $12,500 and decreases in value by 8% per year. How much will the car be worth after 8 years? #21 What should you calculate if the problem asks for the maximum height of a thrown object? #22 If an object is dropped from a height of 64 feet, the function h(t) = -16t2 + 64 gives the height of the object after seconds. When will the object hit the ground? t #23 Domain = ___ Range = ___
#12 What is the vertex of this function? y = x2 + + 12 #13 What is the vertex of this function? y = (x – 7)2 – 3 #14 Factor: x2 – 3x – 18 #15 Factor: 6x2 + 17x + 5 #16 Factor: 9x2 – 25 #17 Solve: (4x – 5)(x + 3) = 0 #18 Solve: -3x2 + 4x + 18 = 0 #19 Solve: x2 – 5 = -3x #20 A car costs $12,500 and decreases in value by 8% per year. How much will the car be worth after 8 years? #21 What should you calculate if the problem asks for the maximum height of a thrown object? #22 If an object is dropped from a height of 64 feet, the function h(t) = -16t2 + 64 gives the height of the object after t seconds. When will the object hit the ground? #23 Domain = ___ Range = ___