x2-y2+2x+1 এর এক্তি উৎপাদক কত ?
x2-y2+2x+1 এর এক্তি উৎপাদক কত ? Correct Answer x+y+1
<math xmlns = "http://www.w3.org/1998/Math/MathML"><msup><mi>x</mi><mn>2</mn></msup><mo> </mo><mo> - </mo><mo> </mo><msup><mi>y</mi><mn>2</mn></msup><mo> </mo><mo> + </mo><mo> </mo><mn>2</mn><mi>x</mi><mo> </mo><mo> + </mo><mn>1</mn><mspace linebreak = "newline"/><mo> = </mo><mo> </mo><msup><mi>x</mi><mn>2</mn></msup><mo> </mo><mo> + </mo><mo> </mo><mn>2</mn><mo>.</mo><mo> </mo><mi>x</mi><mo>.</mo><mo> </mo><mn>1</mn><mo> </mo><mo> + </mo><mo> </mo><msup><mn>1</mn><mn>2</mn></msup><mo> </mo><mo> - </mo><mo> </mo><msup><mi>y</mi><mn>2</mn></msup><mspace linebreak = "newline"/><mo> = </mo><mo> </mo><msup><mfenced><mrow><mi>x</mi><mo> + </mo><mn>1</mn></mrow></mfenced><mn>2</mn></msup><mo> </mo><mo> - </mo><mo> </mo><msup><mi>y</mi><mn>2</mn></msup><mspace linebreak = "newline"/><mo> = </mo><mfenced><mrow><mi>x</mi><mo> </mo><mo> + </mo><mo> </mo><mn>1</mn><mo> </mo><mo> + </mo><mo> </mo><mi>y</mi></mrow></mfenced><mo> </mo><mfenced><mrow><mi>x</mi><mo> </mo><mo> + </mo><mo> </mo><mn>1</mn><mo> </mo><mo> - </mo><mo> </mo><mi>y</mi></mrow></mfenced><mspace linebreak = "newline"/><mo> = </mo><mo> </mo><mfenced><mrow><mi>x</mi><mo> </mo><mo> + </mo><mo> </mo><mi>y</mi><mo> </mo><mo> + </mo><mo> </mo><mn>1</mn></mrow></mfenced><mo> </mo><mfenced><mrow><mi>x</mi><mo> </mo><mo> - </mo><mo> </mo><mi>y</mi><mo> </mo><mo> + </mo><mo> </mo><mn>1</mn></mrow></mfenced><mspace linebreak = "newline"/><mo>∴</mo><mo> </mo><msup><mi>x</mi><mn>2</mn></msup><mo> </mo><mo> - </mo><mo> </mo><msup><mi>y</mi><mn>2</mn></msup><mo> </mo><mo> + </mo><mo> </mo><mn>2</mn><mi>x</mi><mo> </mo><mo> + </mo><mn>1</mn></math> এর একটি উৎপাদক হচ্ছে x + y + 1 এবং অপরটি x - y + 1.