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Perform the Indicated Operation (7x6+6x8−5+2x7)−(4+7x7+9x8+5x6)\left( 7 x ^ { 6 } + 6 x ^ { 8 } - 5 + 2 x ^ { 7 } \right) - \left( 4 + 7 x ^ { 7 } + 9 x ^ { 8 } + 5 x ^ { 6 } \right)

Question 301

Multiple Choice

Perform the indicated operation.
- (7x6+6x8−5+2x7) −(4+7x7+9x8+5x6) \left( 7 x ^ { 6 } + 6 x ^ { 8 } - 5 + 2 x ^ { 7 } \right) - \left( 4 + 7 x ^ { 7 } + 9 x ^ { 8 } + 5 x ^ { 6 } \right)


A) −3x8−5x7+2x6−9- 3 x ^ { 8 } - 5 x ^ { 7 } + 2 x ^ { 6 } - 9
B) 15x8+9x7+12x6−115 x ^ { 8 } + 9 x ^ { 7 } + 12 x ^ { 6 } - 1
C) 15x8+9x7+12x6−915 x ^ { 8 } + 9 x ^ { 7 } + 12 x ^ { 6 } - 9
D) −3x8+9x7+12x6−1- 3 x ^ { 8 } + 9 x ^ { 7 } + 12 x ^ { 6 } - 1

Correct Answer:

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