Math, asked by biachimomin, 6 months ago

4(x + y) - 6(x + y)2​

Answers

Answered by basumatarybabull
1

Answer:

The answer is -4x-4y

Step-by-step explanation:

4(x+y) -6(x+y)2

4x+4y-6x-6y×2

-2x-2y×2

-4x-4y

Hope it will help you

Answered by AestheticSoul
79

Solution :-

  • \sf{4(x + y) - 6(x + y)^2}

 \implies\sf{4(x + y) - 6(x + y)^2} \\    \implies\sf{4x + 4y - 6( {x}^{2}  +  {y}^{2}  + 2xy)} \\   \implies\sf{4x + 4y - 6 {x}^{2}  - 6 {y }^{2}  - 12xy}

________________________

Know more :-

Some useful Identities :-

  • \boxed{\bold{(a + b)^2 = a^2 + b^2 + 2ab}}

  • \boxed{\bold{(a - b)^2 = a^2 - b^2 - 2ab}}

  • \boxed{\bold{(a - b)^3 = a^3 - b^3 - 3ab(a - b)}}

  • \boxed{\bold{(a + b)^3 = a^3 - b^3 - 3ab(a - b)}}

Signs are changed on the following bases :-

  • \sf{ (-)~(-)~=(+)}

  • \sf{ (+)~(+)~=(+)}

  • \sf{ (+)~(-)~=(-)}

  • \sf{ (+)~(-)~=(-)}
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