Mathematics, 03.03.2021 01:30 reyrey216
Question 9 (5 points) A conservation officer needs to know the width of a river in order to set instruments correctly for a study of pollutants in the river. From point A, the conservation officer walks 105 feet downstream and sights point B on the opposite bank to determine that 0 = 50Β° (see figure). How wide is the river? β
Answers: 2
Mathematics, 21.06.2019 16:40
Which of the following is the correct equation for this function? a. y= (x+4)(x+2) b. y=x^2+ 3x β 2 c. y+ 2 = β 2(x+3)^2 d. y+ 2 = 2(x+3)^2
Answers: 1
Mathematics, 21.06.2019 17:30
Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil
Answers: 1
Mathematics, 21.06.2019 18:50
The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103
Answers: 3
Mathematics, 21.06.2019 19:00
Simplify. β4x^2 (5x^4β3x^2+xβ2) β20x^6β12x^4+8x^3β8x^2 β20x^6+12x^4β4x^3+8x^2 β20x^8+12x^4β4x^2+8x β20x^6+12x^4+4x^3β8x^2
Answers: 1
Question 9 (5 points) A conservation officer needs to know the width of a river in order to set inst...
History, 25.10.2019 21:43
Chemistry, 25.10.2019 21:43
Mathematics, 25.10.2019 21:43
Mathematics, 25.10.2019 21:43
Biology, 25.10.2019 21:43
Social Studies, 25.10.2019 21:43
Chemistry, 25.10.2019 21:43
Biology, 25.10.2019 21:43
Physics, 25.10.2019 21:43
History, 25.10.2019 21:43
Mathematics, 25.10.2019 21:43
Mathematics, 25.10.2019 21:43
English, 25.10.2019 21:43
Business, 25.10.2019 21:43