Mathematics, 30.11.2020 01:00 lcyaire
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2 ( A baseball is pitched to a batter, who swings and hits the ball. The ball is hit directly back to the pitcher, who makes the catch while he is still standing on the mound. a. To describe the motion of the ball, what is the best choice for the reference point? Explain your answer. b. The pitcher's mound is located about 18 m from the batter. What is a good estimate for the total distance that the ball travels? Explain your answer. c. What is the displacement of the ball? Explain your answer. (1 point)
d. The ball is traveling at 90 mph (about 40 m/s) when it reaches home plate. If the ball travels at this speed the whole distance from the pitcher to the batter, how many seconds does it take? Show your work.
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How do you determine whether a relationship represented as as graph is linear or nonlinear
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Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.
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Mathematics, 22.06.2019 01:30
20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.
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Five infinity stones cost $16.80. what is the price per infinity stone ?
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2 ( A baseball is pitched to a batter, who swings and hits the ball. The ball is hit di...
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