The third term of an arithmetic sequence is 42 and seventh term is 66. The common difference of the arithmetic sequence is :
A5
B6
C4
D7
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P(x)=x+x²+x³+.............. + x 2023. What number is (-1) ?
ഒരു സമാന്തര ശ്രേണിയിലെ തുടർച്ചയായ ആദ്യത്തെ 25 പദങ്ങളുടെ തുക 750 ആയാൽ 13-ാം പദം എത്ര ?
1 നും 100 നും ഇടയിലുള്ള ഇരട്ടസംഖ്യകളുടെ തുക :
Seventh term of an arithmetic sequence is 120 and its 8th term is 119. What is the 120th term of this sequence?
0.4, 1.1, 1.8, ... are the first three terms of an arithmetic sequence. The first natural number of the sequence is: