Mathematics, 11.05.2021 09:30 keke6361
When Natalie runs the 400 meter dash, her finishing times are normally distributed with a mean of 71 seconds and a standard deviation of 2.5 seconds. What percentage of races will her finishing time be between 71 and 77 seconds, to the nearest tenth?
Answers: 2
Mathematics, 21.06.2019 21:00
Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5
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Mathematics, 22.06.2019 01:40
Areflection of shape i across the y-axis, followed by a , and then a translation left 6 units and down 4 units confirms congruence between shape i and shape ii. alternatively, a of shape ii about the origin, followed by a reflection across the y-axis, and then a translation right 4 units and up 6 units confirms congruence between shape ii and shape i.
Answers: 3
Mathematics, 22.06.2019 02:30
Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)
Answers: 1
Mathematics, 22.06.2019 04:00
Which of the following lines would not have its equation change after a dilation with a center at the origin? (1) y=x+3 (2) y=10 (3) y=4x (4) x=6
Answers: 2
When Natalie runs the 400 meter dash, her finishing times are normally distributed with a mean of 71...
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