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Perform the Operation Indicated A) 6r7t2r5t\frac { 6 r - 7 t } { 2 r - 5 t }

Question 7

Multiple Choice

Perform the operation indicated.
- 15r214rt8t210r221rt10t230r211rt28t215r28rt16t2\frac { 15 r ^ { 2 } - 14 r t - 8 t ^ { 2 } } { 10 r ^ { 2 } - 21 r t - 10 t ^ { 2 } } \cdot \frac { 30 r ^ { 2 } - 11 r t - 28 t ^ { 2 } } { 15 r ^ { 2 } - 8 r t - 16 t ^ { 2 } }


A) 6r7t2r5t\frac { 6 r - 7 t } { 2 r - 5 t }
B) (3r+4t) 2(6r+7t) (2r+5t) \frac { ( 3 r + 4 t ) ^ { 2 } } { ( 6 r + 7 t ) ( 2 r + 5 t ) }
C) (3r4t) 2(6r7t) (2r5t) \frac { ( 3 r - 4 t ) ^ { 2 } } { ( 6 r - 7 t ) ( 2 r - 5 t ) }
D) (2r+5t) (6r+7t) \frac { ( 2 r + 5 t ) } { ( 6 r + 7 t ) }

Correct Answer:

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