Math, asked by pksanjana76, 1 month ago

In an arithmetic progression sum of the first 3 terms is 12 and their product is 28. Find the numbers​

Answers

Answered by kavithag1331988
0

Answer:

hi

Step-by-step explanation:

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Answered by jeetmit4
1

Answer:

I HOPE U LIKE MY ANSWER

Step-by-step explanation:

let the three terms in A.P. be,

(x-a),(x),(x+a)

or,

Given, \\(x-a)+x+(x+a)=12\\or, \ 3x=12\\or, \ x=4

or,

(4-a)(4+a)(4)=28\\or, \ 4(16-a^2)=28\\or, \ 16-a^2=7\\or, \ a^2=9\\or,  \ a= \ +3,-3

the numbers are,

if, \ "a" \ is \ '3'\\4-a=4-3=1, \ 4, \ 4+a=4+3=7\\\\or, \ numbers \ are \ 1,4,7

&

if \ "a" \ is \ '(-3)'\\4-a=4-(-3)=7, \ 4, \ 4+a=4+(-3)=1\\\\or, \ numbers \ are \ 7,4,1

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