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Find the Sum or Difference (2x+9y)2( 2 x + 9 y ) ^ { 2 }

Question 22

Multiple Choice

Find the sum or difference.
- (2x+9y) 2( 2 x + 9 y ) ^ { 2 }


A) 2x2+81y22 x ^ { 2 } + 81 y ^ { 2 }
B) 4x2+36xy+81y24 x ^ { 2 } + 36 x y + 81 y ^ { 2 }
C) 4x2+81y24 x ^ { 2 } + 81 y ^ { 2 }
D) 2x2+36xy+81y22 x ^ { 2 } + 36 x y + 81 y ^ { 2 }

Correct Answer:

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