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math_idiot_lol
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math_idiot_lol
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a geometric progression with 28 as its first term has the sum to infinity of 70 . find its common ratio .
a geometric progression with 28 as its first term has the sum to infinity of 70 . find its common ratio .
heureka
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math_idiot_lol
Jan 21, 2015
#1
+14
+5
1 and 6 over 13 minus 18 over 19=1(6/13)-(18/19)=-120/247
guess i'm wrong again
*sigh
math_idiot_lol
Jan 22, 2015
#1
+14
+5
press your shift key on your keyboard
math_idiot_lol
Jan 21, 2015
#2
+14
0
thank you very much both of you
math_idiot_lol
Jan 21, 2015
