Find the 17th form form the and of the ArithmeteoprogressionSion 7, 10

1.	Find the 17th form form the and of the ArithmeteoprogressionSion 7, 103.... 184
Answer» Step-by-step explanation: $\bf \underline{Question} \:$ FIND the 17th form form the and of the Arithmeteo progression Sion 7, 103.... 184 _____________________________ $\bf \underline{to \: find \to} \:$ the 17th form form the and of the Arithmeteo progression _____________________________ $\bf \underline{given \to} \:$ 7,10,13,.....184 For finding 7th term from the last we have FIRST term = 184 ______________________________ $\bf \underline{solution\to} \:$ $\tt \: Common \: difference \: =7-10=-3 \\$ $\bf \huge Now$ $\tt \: {a_7} =a+(7 - 1)d=a+6d \\ \tt \: {a_7} =184+6 \times -3 \\ \tt \: {a_7} =184-18 \\ \tt \red{{a_7} =166}$ Hence 7th term from the last is 166