Solved

Subtract
- (3x9−2x8+9x7+4)−(8x9+4x8+5x7+8)\left( 3 x ^ { 9 } - 2 x ^ { 8 } + 9 x ^ { 7 } + 4 \right) - \left( 8 x ^ { 9 } + 4 x ^ { 8 } + 5 x ^ { 7 } + 8 \right)

Question 272

Multiple Choice

Subtract.
- (3x9−2x8+9x7+4) −(8x9+4x8+5x7+8) \left( 3 x ^ { 9 } - 2 x ^ { 8 } + 9 x ^ { 7 } + 4 \right) - \left( 8 x ^ { 9 } + 4 x ^ { 8 } + 5 x ^ { 7 } + 8 \right)


A) −5x9−6x8+4x7−4- 5 x ^ { 9 } - 6 x ^ { 8 } + 4 x ^ { 7 } - 4
B) −5x9+2x8+14x7+12- 5 x ^ { 9 } + 2 x ^ { 8 } + 14 x ^ { 7 } + 12
C) 11x9+2x8+14x7+1211 x ^ { 9 } + 2 x ^ { 8 } + 14 x ^ { 7 } + 12
D) 11x9+2x8+14x7−411 x ^ { 9 } + 2 x ^ { 8 } + 14 x ^ { 7 } - 4

Correct Answer:

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