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27,23,19,.....,-65 find the eleventh term from the last term of the A.P. |
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Answer» On reversing a.p.=-65,-61.........,27a=-65 d=+4,an=27a+(n-1)d=an-65+(n-1)4=27(n-1)4=92n-1=23n=24A11=a+10d=-65+10×4=-65+40=-25 Omid ha sahi ha -65+40 =-25 -25 - 25 T11 from last -13 T11=-25 |
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