subject
Mathematics, 16.09.2021 03:30 vanessacox45

4O comprimento de um retângulo é 8 unidades a mais que sua largura. A área do retângulo pode ser expressa como x 4 - 16. Qual expressão representa a largura do retângulo?

x2+ 12 Porque x4- 16 pode ser reescrito como (x2- 4 ) (x2+ 4 ) que é igual a (x2- 4 ) ( (x2+ 12 ) -8).

x2- 4 Porque x4- 16 pode ser reescrito como (x2- 4 ) (x2+ 4 ) que é igual a (x2- 4 ) ( (x2- 4 ) +8).

x2+ 4 Porque x4- 16 pode ser reescrito como (x2+ 4 ) (x2- 4 ) que é igual a (x2+ 4 ) ( (x2+ 4 ) -8).

x2- 12 Porque x4- 16 pode ser reescrito como (x2+ 4 ) (x2- 4 ) que é igual a (x2+ 4 ) ( (x2- 12 ) +8).

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
Alake near the arctic circle is covered by a sheet of ice during the cold winter months. when spring arrives, the ice starts to melt. s(t) models the ice sheet's thickness (in meters) as a function of time tt (in weeks). s(t)=-0.25t+4
Answers: 2
question
Mathematics, 21.06.2019 16:40
14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?
Answers: 1
question
Mathematics, 21.06.2019 20:00
The rectangle shown has a perimeter of 108 cm and the given area. its length is 6 more than five times its width. write and solve a system of equations to find the dimensions of the rectangle.
Answers: 3
question
Mathematics, 21.06.2019 22:30
What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955
Answers: 1
You know the right answer?
4O comprimento de um retângulo é 8 unidades a mais que sua largura. A área do retângulo pode ser exp...
Questions
question
History, 01.04.2020 16:33