Indiana Academic Super Bowl Math Round 2017 – Senior Division Invitational 2 A Program of the Indiana Association of School Principals Emcee: Please ask Proctors to check student calculators at this time. The only calculators allowed during this competition are the following models: TI-30Xa and TI-30X IIS If someone at your table has a different model, raise your hand for a procedural official. SD-I2-M-1 Use Pascal’s Triangle or the Binomial Theorem to expand the following: (x – 1)5 A. x5 – 1 B. x5 – 4x4 + 6x3 – 4x2 + 1 C. x5 – 5x4 + 10x3 – 10x2 + 5x – 1 D. x5 + 5x4 + 10x3 + 10x2 + 5x + 1 SD-I2-M-1 Use Pascal’s Triangle or the Binomial Theorem to expand the following: (x – 1)5 C. x5 – 5x4 + 10x3 – 10x2 + 5x – 1 SD-I2-M-2 The Eiffel Tower measures 984 feet tall. If 1 meter is equal to roughly 3.281 feet, how tall is the tower in decameters? A. 29.99 decameters B. 299.93 decameters C. 2,999.32 decameters D. 29,993.24 decameters SD-I2-M-2 The Eiffel Tower measures 984 feet tall. If 1 meter is equal to roughly 3.281 feet, how tall is the tower in decameters? A. 29.99 decameters SD-I2-M-3 20 sec Joseph-Louis LaGrange found that the volume of a regular tetrahedron is where a is the length of an edge. What is the volume of a tetragon with an edge length of 2 cm? A. B. C. D. SD-I2-M-3 Joseph-Louis LaGrange found that the volume of a regular tetrahedron is where a is the length of an edge. What is the volume of a tetragon with an edge length of 2 cm? A. SD-I2-M-4 40 sec There are 0.9144 meters in 1 yard. Convert 262 feet 9 inches into decimeters. A. 800.86 B. 80.09 C. 8.01 D. 0.80 SD-I2-M-4 There are 0.9144 meters in 1 yard. Convert 262 feet 9 inches into decimeters. A. 800.86 SD-I2-M-5 Use Pascal’s Triangle or the Binomial Theorem to expand the following: (2x + 1)4 A. 16x4 + 1 B. x4 + 4x3 + 6x2 + 4x + 1 C. 2x4 + 12x3 + 36x2 + 36x + 1 D. 16x4 + 32x3 + 24x2 + 8x + 1 SD-I2-M-5 Use Pascal’s Triangle or the Binomial Theorem to expand the following: (2x + 1)4 D. 16x4 + 32x3 + 24x2 + 8x + 1 SD-I2-M-6 20 sec Given the following function f(x) = x3 - 5x2 – 14x + 12, which of the following combinations lists a possible set of solution types? A. 1 zero, 2 complex B. 2 positive, 2 complex C. 2 positive, 1 negative D. 2 positive, 1 zero SD-I2-M-6 Given the following function f(x) = x3 - 5x2 – 14x + 12, which of the following combinations lists a possible set of solution types? C. 2 positive, 1 negative SD-I2-M-7 Find the y-intercept for the best-fit line through the given data points. (0, 0), (1, 2), (2, 4) A. B. C. D. (0, 0) (0, 2) (2, 0) (2, 2) SD-I2-M-7 Find the y-intercept for the best-fit line through the given data points. (0, 0), (1, 2), (2, 4) A. (0, 0) SD-I2-M-8 20 sec What type of graph is represented by the equation 15x2 – 15y2 + x – 16y = 38 A. circular B. parabolic C. elliptical D. hyperbolic SD-I2-M-8 What type of graph is represented by the equation 15x2 – 15y2 + x – 16y = 38 D. hyperbolic SD-I2-M-9 40 sec Find the slope for the best-fit line through the following points. (0, 0), (1, 1), (3, 2) A. B. C. D. 11/14 -11/14 9/14 -9/14 SD-I2-M-9 Find the slope for the best-fit line through the following points. (0, 0), (1, 1), (3, 2) C. 9/14 SD-I2-M-10 40 sec Determine the center and radius of the given circle x2 – 18x + y2 + 12y = 56 A. Center (9, -6) Radius 7.48 B. Center (6, -9) Radius 7.48 C. Center (-9, 6) Radius 13.15 D. Center (9, -6) Radius 13.15 SD-I2-M-10 Determine the center and radius of the given circle x2 – 18x + y2 + 12y = 56 D. Center (9, -6) Radius 13.15 SD-I2-M-11 20 sec For which of the following would a least square analysis be a suitable way to project a value? A. projected height of an adult at age 50, based on the heights of his/her neighbors B. projected sales of a company based on sales over the past 10 years C. projected population of bacteria in a petri dish, based on the population in previous minutes D. projected October temperatures based on average temperatures for February through September of the same year SD-I2-M-11 For which of the following would a least square analysis be a suitable way to project a value? B. projected sales of a company based on sales over the past 10 years SD-I2-M-12 Which mathematician is commonly referred to as “French”, but actually was not born in France, and produced his intellectual works in what became the modern nations of Italy, Germany, and France? A. Leonhard Euler B. Rene Descartes C. Joseph-Louis Lagrange D. Pierre-Simon Laplace SD-I2-M-12 Which mathematician is commonly referred to as “French”, but actually was not born in France, and produced his intellectual works in what became the modern nations of Italy, Germany, and France? C. Joseph-Louis Lagrange SD-I2-M-13 A tetrahedron of pure lead has an edge length of 2.00 cm. What is the mass of the solid? (The density of lead is11.34 g/cm3) A. B. C. D. 0.83 g 10.66 g 12.06 g 12.28 g SD-I2-M-13 A tetrahedron of pure lead has an edge length of 2.00 cm. What is the mass of the solid? (The density of lead is11.34 g/cm3) B. 10.66 g SD-I2-M-14 Which famous mathematician is commonly referred to as the “French Newton” or the “Newton of France” due to his numerous mechanics and astronomical works? A. Joseph Fourier B. Pierre-Simon Laplace C. Augustin-Louis Cauchy D. Joseph-Louis Lagrange SD-I2-M-14 Which famous mathematician is commonly referred to as the “French Newton” or the “Newton of France” due to his numerous mechanics and astronomical works? B. Pierre-Simon Laplace SD-I2-M-15 Expand: (x – i)2 A. B. C. D. -x2 + 1 x2 – 1 x2 – 2xi – 1 x2 + 2xi – 1 SD-I2-M-15 Expand: (x – i)2 C. x2 – 2xi – 1 20 sec SD-I2-M-16 20 sec In 1795, the French Revolutionary government proposed which unit as the standard unit of mass? A. B. C. D. pound kilogramme gramme litre SD-I2-M-16 In 1795, the French Revolutionary government proposed which unit as the standard unit of mass? C. gramme SD-I2-M-17 Expand: (x + 2)3 A. B. C. D. x3 + -6x2 + 6x - 8 x3 + 6x2 +12x + 8 x3 + 4x + 8 x3 + 4x2 + 8 SD-I2-M-17 Expand: (x + 2)3 B. x3 + 6x2 +12x + 8 20 sec SD-I2-M-18 20 sec What type of graph is represented by the equation -15x2 – 2x – y = 36 A. linear B. parabolic C. elliptical D. hyperbolic SD-I2-M-18 What type of graph is represented by the equation -15x2 – 2x – y = 36 B. parabolic SD-I2-M-19 Which of the following is closest to the edge length of a tetrahedron with a volume of 10 cm3, if where a is the length of an edge? A. 2.77 cm B. 4.39 cm C. 12.06 cm D. 28.28 cm SD-I2-M-19 Which of the following is closest to the edge length of a tetrahedron with a volume of 10 cm3, if where a is the length of an edge? B. 4.39 cm SD-I2-M-20 20 sec Given the following function f(x) = x6 + 5x4 – 3x3 + 9, choose the best roots of the given function. A. B. C. D. 1 positive, 0 negative 2 positive, 0 negative 1 positive, 1 negative 0 positive, 2 negative SD-I2-M-20 Given the following function f(x) = x6 + 5x4 – 3x3 + 9, choose the best roots of the given function. B. 2 positive, 0 negative SD-I2-M-21 Find the area of one face of a regular tetrahedron if where a is the length of an edge, if a = 3 cm. A. 27/2 cm2 B. C. D. SD-I2-M-21 Find the area of one face of a regular tetrahedron if where a is the length of an edge, if a = 3 cm. D. SD-I2-M-22 20 sec Use Pascal’s Triangle or the Binomial Theorem to expand the following: (x - y)3 A. x3 – 3x2y – 3xy2 + y3 B. x3 – 3x2y + 3xy2 - y3 C. x3 + 3x2y + 3xy2 - y3 D. x3 – y3 SD-I2-M-22 Use Pascal’s Triangle or the Binomial Theorem to expand the following: (x - y)3 B. x3 – 3x2y + 3xy2 - y3 SD-I2-M-23 40 sec SD-I2-M-23 Dimitri has the ball on the ground 27.5 meters away from Oliver. Dimitri kicks the ball toward Oliver with an initial upward velocity of 12.25 meters per second and Oliver heads it into the net on its way back down at a height of 2.64 meters. Ignoring wind resistance, use the formula h(t) = -4.9t2 + v0t + h0 where h(t) is the height of the ball, v0 is the initial upward velocity, and h0 is the initial height of the ball, to determine how long it took the ball to reach Oliver. B. 2.3 seconds SD-I2-M-24 Expand: (x – 4)3 A. B. C. D. x3 – 64 x3 – 4x2 + 16x – 64 x3 – 12x2 + 48x - 64 x3 – 4x2 – 16x - 64 SD-I2-M-24 Expand: (x – 4)3 C. x3 – 12x2 + 48x - 64 20 sec SD-I2-M-25 40 sec Estimate the area of the given circle x2 – 18x + y2 + 12y = 56 A. B. C. D. 640 sq units 600 sq units 540 sq units 500 sq units SD-I2-M-25 Estimate the area of the given circle x2 – 18x + y2 + 12y = 56 C. 540 sq units End of Math Round The Next Round will be English 2017 Academic Area Super Bowl Competition Tuesday, April 18, 2017
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