Answers: 1
Mathematics, 21.06.2019 16:30
An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.
Answers: 2
Mathematics, 21.06.2019 17:40
Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882
Answers: 1
Mathematics, 21.06.2019 19:00
Billy plotted โ3 4 and โ1 4 on a number line to determine that โ3 4 is smaller than โ1 4 is he correct? explain why or why not?
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Mathematics, 21.06.2019 23:40
Statement reason 1. ฮดabc is similar to ฮดced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of ร slope of multiplying the slopes 6. slope of ร slope of substitution property of equality 7. slope of ร slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.
Answers: 2
List all the prime numbers 51 to 73 !...
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