Which of the following equals '4x+2xy+(2x+xy)y'?

A x(4+xy+y2)
B 2xy(1+y)+4x
C 2x(1+y)+y2
D x(2+x)2

Correct Answer: 2x(1+y)+y2

8x + 8y = 64<math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>&#x21D2;</mo><mn>8</mn><mfenced><mrow><mi>x</mi><mo> + </mo><mi>y</mi></mrow></mfenced><mo> = </mo><mn>64</mn></math><math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>&#x21D2;</mo><mi>x</mi><mo> + </mo><mi>y</mi><mo> = </mo><mfrac><mn>64</mn><mn>8</mn></mfrac></math><math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>&#x21D2;</mo><mi>x</mi><mo> + </mo><mi>y</mi><mo> = </mo><mn>8</mn></math><math xmlns = "http://www.w3.org/1998/Math/MathML"><mo>&#x2234;</mo></math> গড় = <math xmlns = "http://www.w3.org/1998/Math/MathML"><mo> = </mo><mfrac><mrow><mi>x</mi><mo> + </mo><mi>y</mi></mrow><mn>2</mn></mfrac><mo> = </mo><mfrac><mn>8</mn><mn>2</mn></mfrac><mo> = </mo><mn>4</mn></math>
Bissoy MCQ

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