Mathematics, 18.04.2020 00:40 Yeetious
Jack is standing on the roof of his house and kicked a rubber ball in the air for it to land on the ground for his dog Henry to fetch. The ball is launched into the air from the height of 12 feet at a time t=0. The function that models this situation is h(t)=-2t^2+10t+12, where t is measured seconds and h is the height in feet.
When will the ball ht the ground?
Answers: 2
Mathematics, 21.06.2019 21:00
When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?
Answers: 1
Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?
Answers: 1
Mathematics, 22.06.2019 05:00
The cost varies directly with the number of tickets purchased. it costs $145 for 10 people to attend a concert. a. what is the constant of proportionality (k)? b. write the direct variation equation. c. home much does it cost for 8 people? d. graph this situation. be sure to label each axis and give the graph a title.
Answers: 1
Mathematics, 22.06.2019 05:00
Find an equation of variation where y varies directly as x and y 75 when x5, findy when x is 1
Answers: 2
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