Questions Answered

mimi6688:
insert 4 terms in geometric sequence between 3/8 and 128/81
 updated one year ago
 7 replies
 1 Medal

mimi6688:
when p(x)=ax^3+bx+c is divided by (x1) the remainder is 4. when p(x) is divided by (x^24) the remainder is 4x+3.find a b and c
 updated one year ago
 8 replies
 2 Medals

mimi6688:
The track of a gramophone record is the shape of a spiral curve and may be considered as a number of concentric circles of inner and outer r…
 updated one year ago
 2 replies
 1 Medal

mimi6688:
the sum of the first four terms of an arithmetic sequence is 34 and the sum of the next four terms is 146. find the sum of the 9th and 10th …
 updated one year ago
 3 replies
 1 Medal

mimi6688:
find the sum of the first 50 terms of the arithmetic progression, given that the 15th term is 34 and the sum of the first 8 terms is 20
 updated one year ago
 10 replies
 1 Medal

mimi6688:
in an arithmetic sequence, the first term is 6 and the fifth term is twice the fourth term. find the common difference
 updated one year ago
 8 replies
 2 Medals