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Find the Sum or Difference (43x2+2x4+8x3)+(2x36x29+3x4)\left( 4 - 3 x ^ { 2 } + 2 x ^ { 4 } + 8 x ^ { 3 } \right) + \left( - 2 x ^ { 3 } - 6 x ^ { 2 } - 9 + 3 x ^ { 4 } \right)

Question 158

Multiple Choice

Find the sum or difference.
- (43x2+2x4+8x3) +(2x36x29+3x4) \left( 4 - 3 x ^ { 2 } + 2 x ^ { 4 } + 8 x ^ { 3 } \right) + \left( - 2 x ^ { 3 } - 6 x ^ { 2 } - 9 + 3 x ^ { 4 } \right)


A) 5x4+6x39x255 x ^ { 4 } + 6 x ^ { 3 } - 9 x ^ { 2 } - 5
B) 2x4+2x37x2+112 x ^ { 4 } + 2 x ^ { 3 } - 7 x ^ { 2 } + 11
C) 2x1852 x ^ { 18 } - 5
D) 5x8+6x69x455 x ^ { 8 } + 6 x ^ { 6 } - 9 x ^ { 4 } - 5

Correct Answer:

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