write 5 terms of Ap if 1st term is 7 and common difference is(-2)
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Step-by-step explanation:
T1=a=7
T1=a=7d=-2
T2=a+(n-1)d
=7+(2-1)(-2)
T2=5
T3=T2+(-2)
=5-2
T3=3
T4=T3+(-2)
T4=1
T5=1-2
T5=-1
T6=-1-2
T6=-3
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