Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

In an arithmetic sequence: S20 = 500. a20 = 44 Find the first term a 1​
Asked by sasidharan.simmi | 24 Nov, 2020, 01:35: AM
answered-by-expert Expert Answer
a subscript 20 equals 44
a plus left parenthesis 20 minus 1 right parenthesis d equals 44
a plus 19 d equals 44 minus negative negative negative negative negative negative negative negative left parenthesis 1 right parenthesis
S subscript 20 equals 500
20 over 2 open square brackets 2 a plus left parenthesis 20 minus 1 right parenthesis d close square brackets equals 500
2 a plus 19 d equals 50 minus negative negative negative negative negative negative negative negative negative left parenthesis 2 right parenthesis
o n space s o l v i n g space e q u a t i o n space left parenthesis 1 right parenthesis space a n d space left parenthesis 2 right parenthesis
a equals 6
Answered by Utkarsh Lokhande | 27 Nov, 2020, 10:52: AM
CBSE 10 - Maths
Asked by sonawnerohan01 | 23 Mar, 2024, 12:25: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by pathakvaishnavi9139 | 23 Mar, 2024, 10:45: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by choudharyniki001 | 22 Mar, 2024, 08:49: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by vn3950372 | 18 Mar, 2024, 08:38: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by vestigevestige85 | 17 Mar, 2024, 09:44: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by suvarnaapkare | 15 Mar, 2024, 04:59: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by anubhutiupadhaya | 15 Mar, 2024, 03:33: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×