Find the fourth term from the end in an AP -11,-8,-5,.....49
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d=-8-(-11)=-8+11=3
so, from the end ...... d=-3
a=49
n=4
an= a+(n-1)d
=49+(4-1)-3
=49+3×-3
=49-9
=40
so, from the end ...... d=-3
a=49
n=4
an= a+(n-1)d
=49+(4-1)-3
=49+3×-3
=49-9
=40
manishkumardrh98:
please mark it as brainliest answer... please.
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