Mathematics, 13.03.2021 01:50 NeedsMajorHelp
A 38kg child is at the top of a slide that is 2.1m tall. (a) If there is no friction, how fast will they be moving when they reach the bottom of the slide? (b) If they lose 250.0J of energy to sound, heat, and friction, how fast will they be moving when they reach the bottom?
Answers: 2
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Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?
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Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x
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Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
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Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?
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A 38kg child is at the top of a slide that is 2.1m tall. (a) If there is no friction, how fast will...
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