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Puntos extras 3ro de Sec

Authored by Anny Padilla

Mathematics

9th Grade

Used 5+ times

Puntos extras 3ro de Sec
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15 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso I-A a63a4+8a34a2a^6-3a^4+8a^3-4a^2  

 a2(a43a2+8a4)a^2\left(a^4-3a^2+8a-4\right)  

 a3(a43a2+8a4)a^3\left(a^4-3a^2+8a-4\right)  

 a(a53a3+8a4)a\left(a^5-3a^3+8a-4\right)  

 a(a53a3+8a24a)a\left(a^5-3a^3+8a^2-4a\right)  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso I-A 15y3+20y25y15y^3+20y^2-5y  

 5y(3y2+4y0)5y\left(3y^2+4y-0\right)  

 5y5y  

 5y(3y2+4y1)5y\left(3y^2+4y-1\right)  

 5y(3y2+4y2)5y\left(3y^2+4y-2\right)  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso I-B 3x(x1)2y(x1)+z(x1) 3x\left(x-1\right)-2y\left(x-1\right)+z\left(x-1\right)\   

 3x2y+z3x-2y+z  

 (x1)(3x2y)\left(x-1\right)\left(3x-2y\right)  

 (x1)(3x+2y+z)\left(x-1\right)\left(3x+2y+z\right)  

 (x1)(3x2y+z)\left(x-1\right)\left(3x-2y+z\right)  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso I-B mn+x(m+n)-m-n+x\left(m+n\right)  

 (mn)(1+x)\left(m-n\right)\left(1+x\right)  

 (m+n)(1+x)\left(m+n\right)\left(1+x\right)  

 (m+n)(1x)\left(m+n\right)\left(1-x\right)  

 (mn)(1x)\left(m-n\right)\left(1-x\right)  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso III

 49a214a+149a^2-14a+1  

 (14a1)2\left(14a-1\right)^2  

 (7a1)2\left(7a-1\right)^2  

 (14a+1)2\left(14a+1\right)^2  

 (8a1)2\left(8a-1\right)^2  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso III

 9b230a2b+25a49b^2-30a^2b+25a^4  

 (5b29a2)2\left(5b^2-9a^2\right)^2  

 (5b9a2)2\left(5b^{ }-9a^2\right)^2  

 (3b5a)2\left(3b^{ }-5a^{ }\right)^2  

 (3b5a2)2\left(3b-5a^2\right)^2  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factoriza aplicando el caso VI

 n26n40n^2-6n-40  

 (n10)(n+4)\left(n-10\right)\left(n+4\right)  

 (n10)(n4)\left(n-10\right)\left(n-4\right)  

 (n6)(n+10)\left(n-6\right)\left(n+10\right)  

 (n10)(n+6)\left(n-10\right)\left(n+6\right)  

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