Math, asked by Vandana551, 1 year ago

answer this question

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Answered by techie16011985
1
-13 = a + 11d.......(1)
2(2a+3d)=24......(2)
from 1
a= (12- 3d)/2....(3)
putting value of 3 in 2
gives me d=2 and a=3
10/2(2a+9d)
= 120

nishita19: is answer correct?....?
techie16011985: yes
techie16011985: if think not check it yourself or use a calculator for calculation convenience
Vandana551: solve it fully I'm not understanding
Vandana551: plz
Vandana551: from equation 3
techie16011985: what you can't understand tell me ill make sure you understand it
Answered by nishita19
2
I think that's the right answer
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nishita19: is answer correct?.
nishita19: please tell me
techie16011985: according to me it is
techie16011985: yes its correct
nishita19: Okay
techie16011985: : )
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