the sum of 3 numbers of an ap is 3 and the product of the first and the third number is minus 35 find the three number
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Refer to the attachment...
#Ria Agarwal....
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Refer to the attachment...
#Ria Agarwal....
Hope it's helpful to u....☺☺
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a+2d=8,a=8-2d. . a=2&d=3 S(n.) =n/2*2a+(n-1)d S(n)=19/2*2+(19-1)*3. S(19) =19/2*(4+54). S(19) =19/2*58. S(19)=19*29=551
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