Find a Formula for A_n ?for the Arithmetic Sequence $\frac { 6 } { 7 }$

question 14

Multiple Choice

Find a formula for a_n ?for the arithmetic sequence. ?
A₁ = 0,d = - $\frac { 6 } { 7 }$ ?

• A)a_n ?= \(\frac { 6 } { 7 }\) n - \(\frac { 6 } { 7 }\)
• B)a_n ?= - \(\frac { 7 } { 6 }\) n - \(\frac { 7 } { 6 }\)
• C)a_n ?= - \(\frac { 6 } { 7 }\) n + \(\frac { 6 } { 7 }\)
• D)a_n ?= \(\frac { 6 } { 7 }\) n + \(\frac { 6 } { 7 }\)
• E)a_n ?= - \(\frac { 7 } { 6 }\) n + \(\frac { 7 } { 6 }\)

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