desarrollar los siguientes cuadrados de binomios:
1. (x+2)²
2.(2x-3)²
3.(a²- 1/2)²
4.(a²+b)²
5.(x- 2y)²
Ayuda!
Respuestas
Respuesta dada por:
2
1.(x+2)(x+2)
x²+2x+2x+4
x²+4x+4
2.(2x-3)(2x-3)
4x²-6x-6x+9
4x²-12x-9
3.(a²-1/2)(a²-1/2)
a4-a²1/2-a²1/2+1/4
a4-a²2/4+1/4
4.(a²+b)(a²+b)
a4+a²b+a²b+b²
a4+2a²b+b²
5.(x+2y)(x+2y)
x²+2xy+2xy+4y²
x²+4xy+4y²
unusariodebrainly123:
gracias
Respuesta dada por:
2
1.-
![{(x + 2)}^{2} \\ {x}^{2} + 4x + {2}^{2} \\ {x}^{2} \: + 4x + 4 {(x + 2)}^{2} \\ {x}^{2} + 4x + {2}^{2} \\ {x}^{2} \: + 4x + 4](https://tex.z-dn.net/?f=+%7B%28x+%2B+2%29%7D%5E%7B2%7D++%5C%5C++%7Bx%7D%5E%7B2%7D++%2B+4x+%2B++%7B2%7D%5E%7B2%7D++%5C%5C++%7Bx%7D%5E%7B2%7D+++%5C%3A++%2B+4x+%2B+4+)
2.-
![{(2x - 3)}^{2} \\ {(2x)}^{2} - 12x + {3}^{2} \\ {4x}^{2} - 12x + 9 {(2x - 3)}^{2} \\ {(2x)}^{2} - 12x + {3}^{2} \\ {4x}^{2} - 12x + 9](https://tex.z-dn.net/?f=+%7B%282x+-+3%29%7D%5E%7B2%7D++%5C%5C++%7B%282x%29%7D%5E%7B2%7D++-+12x+%2B++%7B3%7D%5E%7B2%7D++%5C%5C++%7B4x%7D%5E%7B2%7D++-+12x+%2B+9)
3.-
![{(a - \frac{1}{2} )}^{2} \\ {a}^{2} - 2( \frac{1}{2} )(a) + ( \frac{1}{2} )^{2} \\ {a}^{2} - a + \frac{1}{4} {(a - \frac{1}{2} )}^{2} \\ {a}^{2} - 2( \frac{1}{2} )(a) + ( \frac{1}{2} )^{2} \\ {a}^{2} - a + \frac{1}{4}](https://tex.z-dn.net/?f=+%7B%28a+-++%5Cfrac%7B1%7D%7B2%7D+%29%7D%5E%7B2%7D++%5C%5C++%7Ba%7D%5E%7B2%7D++-+2%28+%5Cfrac%7B1%7D%7B2%7D+%29%28a%29+%2B+%28+%5Cfrac%7B1%7D%7B2%7D+%29%5E%7B2%7D++%5C%5C++%7Ba%7D%5E%7B2%7D++-+a+%2B++%5Cfrac%7B1%7D%7B4%7D+)
4.-
![( { {a}^{2} + b })^{2} \\ ( {a}^{2})^{2} + 2( {a}^{2} )(b) + {b}^{2} \\ {a}^{4} + 2 {a}^{2} b + {b}^{2} ( { {a}^{2} + b })^{2} \\ ( {a}^{2})^{2} + 2( {a}^{2} )(b) + {b}^{2} \\ {a}^{4} + 2 {a}^{2} b + {b}^{2}](https://tex.z-dn.net/?f=%28+%7B+%7Ba%7D%5E%7B2%7D+%2B+b+%7D%29%5E%7B2%7D++%5C%5C+%28+%7Ba%7D%5E%7B2%7D%29%5E%7B2%7D++%2B+2%28+%7Ba%7D%5E%7B2%7D+%29%28b%29+%2B++%7Bb%7D%5E%7B2%7D++%5C%5C++%7Ba%7D%5E%7B4%7D++%2B+2+%7Ba%7D%5E%7B2%7D+b+%2B++%7Bb%7D%5E%7B2%7D+)
5.-
![( {x - 2y}^{2} ) \\ {x}^{2} - 2(x)( {2y}^{2} ) + ({2y}^{2} )^{2} \\ {x}^{2} - 4x {y}^{2} + {4y}^{4} ( {x - 2y}^{2} ) \\ {x}^{2} - 2(x)( {2y}^{2} ) + ({2y}^{2} )^{2} \\ {x}^{2} - 4x {y}^{2} + {4y}^{4}](https://tex.z-dn.net/?f=%28+%7Bx+-+2y%7D%5E%7B2%7D+%29+%5C%5C++%7Bx%7D%5E%7B2%7D++-+2%28x%29%28+%7B2y%7D%5E%7B2%7D+%29+%2B++%28%7B2y%7D%5E%7B2%7D+%29%5E%7B2%7D++%5C%5C++%7Bx%7D%5E%7B2%7D++-+4x+%7By%7D%5E%7B2%7D++%2B++%7B4y%7D%5E%7B4%7D+)
2.-
3.-
4.-
5.-
1. 9ax²+15a+6a-3ax²-5x-2x
2. 3x∧5 + 1/3x³y²-x∧4y- 6x²y³- 2/3y∧5+ 2xy∧4
3. 6xy+4x+15y+10
4. 6b∧6- 2b∧5x²+ 0,6 b∧4x³- 1,6x∧7 +5bx∧6- 15b²x∧4 es esta la pregunta
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