সরল কর :

• (ক)

  $(x+y{)}^2+2(x+y\left)\right(x-y)+(x-y{)}^2$

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  453

• (খ)

  $(2a+3b{)}^2-2(2a+3b\left)\right(3b-a)+(3b-a{)}^2$

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  982

• (গ)

  $(3x^2+7y^2{)}^2+2(3x^2+7y^2\left)\right(3x^2-7y^2)+(3x^2-7y^2{)}^2$

  View Answer

  537

• (ঘ)

  $(8x+y{)}^2-(16x+2y\left)\right(5x+y)+(5x+y{)}^2$

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  1.1k

• (ঙ)

  $(5x^2-3x-2{)}^2+(2+5x^2-3x{)}^2-2(5x^2-3x-2)(2+5x^2-3x)$

  View Answer

  341