CBSE Class 11-science Answered

if 11 A.M.'s are inserted between 28 and 10 find the number of integral A.M.'s

Asked by aashu.60 | 31 Aug, 2015, 01:20: PM

Expert Answer

G i v e n space t h a t space t h e space i n i t i a l space t e r m space equals 10 a n d t h e space f i n a l space t e r m space equals 28 G i v e n space t h a t space 11 space A. M. apostrophe s space a r e space i n s e r t e d space b e t w e e n space 10 space a n d space 28. H e n c e space t h e r e space a r e space 13 space t e r m s comma space i n c l u d i n g space t h e space f i r s t space a n d space t h e space l a s t space t e r m. T h e r e f o r e comma space t h e space l a s t space t e r m equals 10 plus open parentheses 13 minus 1 close parentheses d space space space space space space space space space space space rightwards double arrow space 28 equals 10 plus 12 d space space space space space space space space space space space rightwards double arrow space 28 minus 10 equals 12 d space space space space space space space space space space space rightwards double arrow space fraction numerator 28 minus 10 over denominator 12 end fraction equals d space space space space space space space space space space space rightwards double arrow d equals space 1.5 T h u s comma space s e r i e s space w i l l space b e comma 10 comma space 10 plus 1.5 comma space 10 plus 2 cross times 1.5 comma space 10 plus 3 cross times 1.5 comma space 10 plus 4 cross times 1.5 comma... comma 10 plus 12 cross times 1.5 T h a t space i s space t h e space s e r i e s space i s colon 10 comma space 11.5 comma space 13 comma space 14.5 comma space 16 comma space 17.5 comma space 19 comma space 20.5 comma space 22 comma space 23.5 comma space 25 comma space 26.5 comma space 28 T h u s space t h e space n u m b e r space o f space i n t e g r a l space A. M apostrophe s space i n space t h e space s e r i e s space 10 comma space 11.5 comma space box enclose 13 comma space 14.5 comma space box enclose 16 comma space 17.5 comma box enclose space 19 end enclose comma space 20.5 comma box enclose space 22 end enclose comma space 23.5 comma box enclose space 25 end enclose comma space 26.5 comma space 28 i s space 5.

Answered by Vimala Ramamurthy | 01 Sep, 2015, 10:16: AM

CBSE Class 11-science Answered

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CBSE Class 11-science Answered

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