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Find Y
- y=(4x3+5)(4x77)y = \left( 4 x ^ { 3 } + 5 \right) \left( 4 x ^ { 7 } - 7 \right)

Question 319

Multiple Choice

Find y .
- y=(4x3+5) (4x77) y = \left( 4 x ^ { 3 } + 5 \right) \left( 4 x ^ { 7 } - 7 \right)


A) 16x9+140x684x216 x ^ { 9 } + 140 x ^ { 6 } - 84 x ^ { 2 }
B) 160x9+140x684x160 x ^ { 9 } + 140 x ^ { 6 } - 84 x
C) 16x9+140x684x16 x ^ { 9 } + 140 x ^ { 6 } - 84 x
D) 160x9+140x684x2160 x ^ { 9 } + 140 x ^ { 6 } - 84 x ^ { 2 }

Correct Answer:

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