a=9,d=-50 first term and common difference find the four terms and the formula
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Answer:
Step-by-step explanation:
a= 9 , d= -50
a₂=-41
a₃=-91
a₄=-141
nth term of AP ,
aₙ= a+(n-1)d
=9+(n-1)-50
=9-50n+50
=59-50n
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