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PRUEBA 3ro SECUNDARIA MATEMÁTICA

Authored by Richar Sanchez Paco Sanchez Paco

Mathematics

2nd - 3rd Grade

Used 40+ times

PRUEBA 3ro SECUNDARIA MATEMÁTICA
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7 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Desarrolle el producto notable  (3x+4y)2\left(3x+4y\right)^2  y marque la opción correcta.

 9x2+25xy+16y29x^2+25xy+16y^2  

 9x2+24xy+16y29x^2+24xy+16y^2  

 16x2+24xy+9y216x^2+24xy+9y^2  

 9x2+24xy16y29x^2+24xy-16y^2  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Desarrolle el producto notable  (2xy+3y)3\left(2xy+3y\right)^3  y marque la respuesta correcta

 8x3y3+36x2y3+54xy3+27y38x^3y^3+36x^2y^3+54xy^3+27y^3  

 8x2y3+36xy+54xy2+27y38x^2y^3+36xy+54xy^2+27y^3  

 8x3y336x2y354xy3+27y38x^3y^3-36x^2y^3-54xy^3+27y^3  

Ninguno

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Desarrolle el producto notable  (2x+3y3)(2x3y3)\left(2x+3y^3\right)\left(2x-3y^3\right)  y marque la opción correcta

 4x2+9y34x^2+9y^3  

 4x9y64x-9y^6  

 4x29y34x^2-9y^3  

 4x29y64x^2-9y^6  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula el cociente notable  x3125x5\frac{x^3-125}{x-5}  y marque la respuesta correcta

 x25x25x^2-5x-25  

 x2+5x25x^2+5x-25  

 x2+5x+25x^2+5x+25  

 x3+7x+36x^3+7x+36  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Calcula el cociente notable  81x4256y43x4y\frac{81x^4-256y^4}{3x-4y}  y marque la respuesta correcta

 27x3+36x2y+48xy2+64y327x^3+36x^2y+48xy^2+64y^3  

 27x336x2y+48xy264y327x^3-36x^2y+48xy^2-64y^3  

 27x3+36x2y2+48x2y2+64y327x^3+36x^2y^2+48x^2y^2+64y^3  

 64x3+36x2y+48xy2+27y364x^3+36x^2y+48xy^2+27y^3  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Hallar el tercer término del cociente notable.  x10y5x2y\frac{x^{10}-y^5}{x^2-y}  y marque la respuesta correcta.  Tk=a(nk)b(k1)T_k=a^{\left(n-k\right)}b^{\left(k-1\right)}  

 T3=x4y2T_3=x^4y^2  

 T3=x8y6T_3=x^8y^6  

 T3=xy2T_3=x^{ }y^2  

 T3=x2y3T_3=x^2y^3  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Hallar el G.A. (grado absoluto) del sexto término del CN:
  xny(5n8)x2y9\frac{x^n-y^{\left(5n-8\right)}}{x^2-y^9}  y marque la opción correcta

 n=10; T6=x4y40; GA=44n=10;\ T_6=x^4y^{40};\ GA=44  

 n=8; T6=x4y36; GA=40n=8;\ T_6=x^4y^{36};\ GA=40  

 n=17; T6=x45y45; GA=50n=17;\ T_6=x^{45}y^{45};\ GA=50  

 n=16; T6=x4y45; GA=49n=16;\ T_6=x^4y^{45};\ GA=49  

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