A=5,d=3 , Tn=50 find n & Sn
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hello mate
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Step-by-step explanation:
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☺️☺️for find n ☺️☺️
✔️✔️Tn=a+(n-1)d
✅✅50=5+(n-1)3
✔️✔️45= 3n-3
✅✅48=3n
✔️✅n=48/3=> 16
☺️☺️for find sn☺️☺️
✔️✔️sn= 1/2n[a+(n-1)d]
✅✅put the value
✔️✔️sn= 1/2(16)[5+(16-1)3]
✅✅sn= 1/32[5+(15)3]
✔️✔️sn= 1/32(5+45)
✅✅sn= 1/32(50)
✔️✔️sn= 50/32======>. 25/16
✅✅n= 16 and sn= 25/16
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HOPE ITS HELP YOU
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