Math, asked by PragyaTbia, 1 year ago

दिलेल्या अंकगणिती श्रेढीचे 27 वे पद काढा: 9, 4, -1, -6, -11, . . .

Answers

Answered by hukam0685
7

दिलेल्या अंकगणिती श्रेढीचे 27 वे पद काढा: 9, 4, -1, -6, -11, . . .

a = 9 \\ \\ d = 4 - 9 = - 5 \\ \\ d = - 1 - 4 = - 5 \\ \\
t_n = a + (n - 1)d \\ \\ t_{27} = 9 + (27 - 1)( - 5) \\ \\ = 9 - 5 \times 26 \\ \\ = 9 - 130 \\ \\ t_{27} = - 121 \\ \\
Answered by SweetCandy10
3

Answer:

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दिलेल्या अंकगणिती श्रेढीचे 27 वे पद काढा: 9, 4, -1, -6, -11, . . .

\begin{gathered}a = 9 \\ \\ d = 4 - 9 = - 5 \\ \\ d = - 1 - 4 = - 5 \\ \\ \end{gathered}

\begin{gathered}t_n = a + (n - 1)d \\ \\ t_{27} = 9 + (27 - 1)( - 5) \\ \\ = 9 - 5 \times 26 \\ \\ = 9 - 130 \\ \\ t_{27} = - 121 \\ \\ \end{gathered}

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