don't know how to solve need as soon as possible please.
SOME one is missing/lacking the basics of ARITHMETIC and GEOMETRIC sequences
and needs to go back for some basic review before ansking all of these Qs!!!!
you can keep your rude comment to yourself, and sommeone needs to learn basic manners.
Nothing rude about 'Guest's' suggestion for you......you DO need to go back and study your assignment(s).... you posted at LEAST 13 questions, many of which are very similar.....we are not here to do your homework...you need to go back to your assignment and TRY to figure out someof these Q's !