Math, asked by labdellaif2006, 11 months ago

Find a formula for the n-th term, T-n, of an arithmetic sequence where the 3rd term is 18 and the 8th term is 43.
Hence, or otherwise, find the 20th term of the sequence.

Answers

Answered by ashuto56

1

Answer:

Refer to attach images for answer

Attachments:

Previous Question

Next Question

Similar questions

Math, 5 months ago

10. If (a, 7) is one of the solution of the equation 3x + 2y = 41. then a =...

English, 5 months ago

My mother did not make _____ tea ( much, many...

Math, 5 months ago

factorise x³+y³+xy(x+y) ...

Math, 11 months ago

prove that : if x= a cot theta - b cosec theta and y = a cot theta + b cosec theta then (x-y/b)^ - (y+x/a)^ = 4 ...

Physics, 11 months ago

the force which acts away from the centre is called as...

Math, 1 year ago

solve this problem its fast with clear and explanation I mark as brainlest...

English, 1 year ago

Narrow Domestic Walls Meaning 1)without fear of oppression 2)self centred society 3)dull unenthusiastic old customs 4)working hard without exhaustion...

Math, 1 year ago

135 degree angle diagram in construction method...