Math, asked by megihinie, 1 year ago

GEOMETRIC PROGRESSION:
(1).A boy spends Rs.20 on firat day,Rs 20 on second day ,Rs 40 on third day and so on .Find how much ,In all will he spend in 12 days?

(2).The first term of a GP is -3 and the square of secon term is equal to its 4th term. Find it's 7th term.

Answers

Answered by manjunpai2000

0

2nd question`s answer is -2187

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megihinie: steps plz......

manjunpai2000: do you need Me to explain

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