Mathematics, 11.08.2021 21:30 lychee1406
An arithmetic progression has the first term (a) and the common difference (d)
a: write down the third, ninth and the twenty fifth terms of the progression
b: the arithmetic progression above is such that it is increasing and that the third, ninth and the twenty fifth terms form the first three consecutive terms of a geometric progression. The sum of the 7th and twice the sixth terms of the arithmetic progression is 78 calculate the first term and and the common difference of the arithmetic progression ​
Answers: 1
Mathematics, 21.06.2019 17:00
Which inequality comparing two of the expressions is true when 0.7 < x < 0.9
Answers: 1
Mathematics, 21.06.2019 18:20
The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?
Answers: 2
Mathematics, 21.06.2019 21:30
Plz hurry evaluate the expression a+b where a=8 and b=19
Answers: 1
An arithmetic progression has the first term (a) and the common difference (d)
a: write down the th...
English, 12.07.2019 12:30
Social Studies, 12.07.2019 12:30
Computers and Technology, 12.07.2019 12:30
English, 12.07.2019 12:30
History, 12.07.2019 12:30
Mathematics, 12.07.2019 12:30
Mathematics, 12.07.2019 12:30
Mathematics, 12.07.2019 12:30
Mathematics, 12.07.2019 12:30
English, 12.07.2019 12:30
Mathematics, 12.07.2019 12:30