Math, asked by dimpy6, 1 year ago

in an AP the sum of first ten term is -150 and the sum of next 10 terms is -550 .form AP?

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Answered by khanujarashmit

Solution is attached below in image

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dimpy6: can u pls send the answer once more

khanujarashmit: Answer means series will be 3,-1,-5,-9

dimpy6: can u pls send me the steps

dimpy6: I m not at all getting yhe answer can u pls help me do this

khanujarashmit: Hey if u r not understanding steps.. Solve it or ask.. U can't report the solution

khanujarashmit: I have calculated sum of first 10 terms s10 and given it as eq(1) then I have calculated sum of terms from 11 to 20 but I have added sum of first 10 terms into that and calculated whole sum of 20 terms

dimpy6: thk u

Answered by ItzRadhika

Refers to attachment ♡~

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