Answers: 3
Mathematics, 21.06.2019 21:30
(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.
Answers: 2
Mathematics, 22.06.2019 05:00
If point a= (10,4) and b= (2,19) what is the length of ab 17 units 15 units 23 units 12 units
Answers: 2
Mathematics, 22.06.2019 11:00
Adevelopmental psychologist has prepared a training program that according to a psychological theory should improve problem solving ability. for the population of six-year olds, the average score on a standardized problem-solving test is known to be μ = 80 with σ = 10. to test the effectiveness of the training program, a random sample of 18 six-year-old children were selected. after training, the average score for this sample is m = 84.44. the experimenter used an alpha level of .05.perform the hypothesis test for this experiment.
Answers: 2
Solve for the area of the trapezoid
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