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DDD Matt jumped from a bungee tower, which was 729 feet high. Find the time taken by him to reach the ground, if the equation that models his height is h =  16t^{2} + 729, where t is the time in seconds. DDD

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DDD Tommy throws a pencil from a building with an initial downward velocity of  10 feet per second. How long will the pencil take to reach the ground, if the height of the pencil from the ground is modeled by the equation h =  16t^{2}  10t + 125, where t is the time in seconds? DDD

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DDD Find the solutions of the quadratic equation p^{2} + 11p + 30 = 0. DDD

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DDD Brad throws a pen from the top of a 124 feet tall building with an initial downward velocity of  30 feet per second. How long will the pen take to reach the ground? DDD

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DDD Write the equation  d^{2} + 4 = 8d  5d^{2} in the standard form. DDD

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DDD Find the values of 6j, in the equation 14 j ^{2}  1 = 12 j + 1. DDD

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DDD Compare 1516n^{2}  6 = 14n  1 with the standard form and find the value of b^{2}  4ac. DDD

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DDD Which of the following quadratic equations has the solutions [7±(49+24)]6? DDD

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DDD What are the values of a, b and c in the quadratic formula used to solve the equation 7e^{2}  5 + e =  e^{2} + 6e? DDD

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DDD What are the values of a, b and c in the equation 4f ^{2}  2f + 48 = 0, which is in the standard form? DDD

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DDD Write the equation 14g^{2}  3 =  1920g, in the standard form. DDD

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DDD Find the value of b^{2}  4ac, for the equation 6z^{2}  19z  10 = 0. DDD

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DDD Rewrite the equation 3h22 + 5 = h^{2} + (11h10), into the standard form and identify the values of a, b and c. DDD

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DDD Find the xintercepts of the graph of y =  x^{2}  2x + 35. DDD

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DDD Nina dives into a pool from the diving board, which was 4 feet high from the water. She dives with an initial downward velocity of  12 feet per second. If the equation to model the height of the dive is h =  16t^{2} + ( 12)t + 4, then find the time in seconds taken by Nina to reach the water level. DDD

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DDD Justin stands on a bridge 73.5 feet above the ground holding an apple. He throws it with an initial downward velocity of  25 feet per second. How long will it take for the apple to reach the ground, if the vertical motion is given by the equation h =  16t^{2} + vt + s. (s = 73.5 feet) DDD

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DDD Find the xintercepts of the graph of y = x^{2} + 7x  44. DDD

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DDD A stone is dropped from a height of 25 feet above the ground. The height of the stone is modeled by the equation h =  16t^{2} + 25, where t is the time in seconds. Find the time taken for the stone to hit the ground. DDD

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DDD Tim runs a textile company that manufactures Tshirts. The profit made by the company is modeled by the function p = s^{2} + 6s  1755, where s is the number of Tshirts sold. Find the least number of Tshirts to be sold so that Tim does not end up in a loss. DDD

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DDD Josh drops a ball from a height of 100 feet above the ground. Calculate the time taken by the ball to hit the ground, if its height is given by the equation h =  16t^{2} + 100, where t is the time in seconds. DDD

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DDD What are the values of a, b and c in the equation 4f ^{2}  8f + 36 = 0, which is in the standard form? DDD

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DDD Write the equation which is used to model the height of an object that is thrown down with an initial velocity of  9 feet per second from a height of 28 feet. DDD

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DDD Rewrite the equation 4h23 + 7 = h^{2} + (7h6), into the standard form and identify the values of a, b and c. DDD

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DDD What are the values of a, b and c in the equation 5f ^{2}  3f + 43 = 0, which is in the standard form? DDD

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DDD Write the equation 13g^{2}  3 =  1112g, in the standard form. DDD

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DDD Write the equation  d^{2} + 3 = 8d  8d^{2} in the standard form. DDD

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DDD Find the value of b^{2}  4ac, for the equation 20b^{2}  35b  15 = 0. DDD

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DDD Find the solutions of the quadratic equation p^{2} + 6p + 9 = 0. DDD

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DDD Jake throws a pen from the top of a 124 feet tall building with an initial downward velocity of  30 feet per second. How long will the pen take to reach the ground? DDD

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DDD Which of the following are the solutions of the quadratic equation ax^{2} + bx + c = 0, when a ≠ 0 and b^{2}  4ac ≥ 0? DDD

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DDD What are the values of a, b and c in the quadratic formula used to solve the equation 3e^{2}  3 + e =  e^{2} + 4e? DDD

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DDD Find the values of 5j, in the equation 16 j ^{2}  2 = 13 j + 2. DDD

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DDD Solve the equation 13k^{2}  3k + 6 = 0 by using the quadratic formula. DDD

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DDD Compare 1415n^{2}  4 = 15n  2 with the standard form and find the value of b^{2}  4ac. DDD

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DDD Which of the following quadratic equations has the solutions [9±(81+48)]8? DDD

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DDD Find the xintercepts of the graph of y =  x^{2}  3x + 28. DDD

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DDD Hanna dives into a pool from the diving board, which was 16 feet high from the water. She dives with an initial downward velocity of  24 feet per second. If the equation to model the height of the dive is h =  16t^{2} + ( 24)t + 16, then find the time in seconds taken by Hanna to reach the water level. DDD

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DDD John stands on a bridge 73.5 feet above the ground holding an apple. He throws it with an initial downward velocity of  25 feet per second. How long will it take for the apple to reach the ground, if the vertical motion is given by the equation h =  16t^{2} + vt + s. (s = 73.5 feet) DDD

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DDD Find the xintercepts of the graph of y = x^{2} + 2x  15. DDD

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DDD A stone is dropped from a height of 9 feet above the ground. The height of the stone is modeled by the equation h =  16t^{2} + 9, where t is the time in seconds. Find the time taken for the stone to hit the ground. DDD

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DDD Tim runs a textile company that manufactures Tshirts. The profit made by the company is modeled by the function p = s^{2} + 3s  990, where s is the number of Tshirts sold. Find the least number of Tshirts to be sold so that Tim does not end up in a loss. DDD

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DDD A tennis player hits a ball when it is 8 feet off the ground. The ball is hit with an upward velocity of 8 feet per second. After the ball is hit, its height h(in feet) is modeled by h =  16t^{2} + 8t + 8, where t is the time in seconds. How long will it take the ball to reach the ground? DDD

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DDD Solve the equation 13k^{2}  3k + 6 = 0 by using the quadratic formula. DDD

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DDD George drops a ball from a height of 49 feet above the ground. Calculate the time taken by the ball to hit the ground, if its height is given by the equation h =  16t^{2} + 49, where t is the time in seconds. DDD

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DDD What are the values of a, b and c in the equation 2f ^{2}  9f + 11 = 0, which is in the standard form? DDD

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DDD Write the equation which is used to model the height of an object that is thrown down with an initial velocity of  3 feet per second from a height of 19 feet. DDD

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