Find the indicated term of the sequence.
-If the third term of a geometric progression is 3 and the fourth term is $- 6$, find $a _ { 1 }$ and $r$.
A) $a _ { 1 } = 12 ; r = - 2$
B) $a _ { 1 } = - \frac { 3 } { 2 } ; r = - 2$
C) $a _ { 1 } = - \frac { 3 } { 4 } ; r = 2$
D) $\mathrm { a } _ { 1 } = \frac { 3 } { 4 } ; \mathrm { r } = - 2$

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The Answer of Find the indicated term of the sequence.
-If the third term of a geometric progression is 3 and the fourth term is $- 6$, find $a _ { 1 }$ and $r$.
A) $a _ { 1 } = 12 ; r = - 2$
B) $a _ { 1 } = - \frac { 3 } { 2 } ; r = - 2$
C) $a _ { 1 } = - \frac { 3 } { 4 } ; r = 2$
D) $\mathrm { a } _ { 1 } = \frac { 3 } { 4 } ; \mathrm { r } = - 2$

Find the Indicated Term of the Sequence −6- 6−6 , Find a1a _ { 1 }a1​

Find the Indicated Term of the Sequence $- 6$ , Find $a _ { 1 }$