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EXAMEN DEL PRIMER QUIMESTRE

Authored by Reymundo Gonzalez

Mathematics

9th - 10th Grade

Used 3+ times

EXAMEN DEL PRIMER QUIMESTRE
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9 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

  LA RACIONALIZACION DE: 633; ES\ LA\ RACIONALIZACION\ DE:\ \frac{6}{3-\sqrt{3}};\ ES  
                                    
 

 3+35\frac{3+\sqrt{3}}{5}  

 3+33+\sqrt{3}  

 36\frac{\sqrt{3}}{6}  

 6+36\frac{6+\sqrt{3}}{6}  

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 LA SUMA DE:1272+3432; ES:LA\ SUMA\ DE:\frac{1}{2}\sqrt{72}+\frac{3}{4}\sqrt{32};\ ES:  


                                           
 

 636\sqrt{3}  

 929\sqrt{2}  

 626\sqrt{2}  

 2\sqrt{2}  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 El producto notable: (3x5)(3x+7); Es:El\ producto\ notable:\ \left(3x-5\right)\left(3x+7\right);\ Es:  
  

 6x212x+356x^2-12x+35  

 6x2+12x356x^2+12x-35  

 9x2+2x359x^2+2x-35  

 9x2+6x359x^2+6x-35   

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 El producto:(3.2x103)(7.9x102)(5x10)El\ producto:\left(3.2x10^3\right)\left(7.9x10^2\right)\left(5x10\right)  El 

 1.264x1061.264x10^6  

 1.264x1081.264x10^8  

 2.528x1082.528x10^8  

 2.528x1062.528x10^6  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Las raices de: 3x2+9x30; Es:Las\ raices\ de:\ 3x^2+9x-30;\ Es:  (Resuelva por la formula General)

 C.S.={2,5}C.S.=\left\{2,5\right\}  

 C.S.={1,5}C.S.=\left\{1,5\right\}  

 C.S.={3,2}C.S.=\left\{3,2\right\}  

 C.S.={2,5}C.S.=\left\{2,-5\right\}  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 El valor de x en la ecuacion: y13=5y6El\ valor\ de\ x\ en\ la\ ecuacion:\ y-\frac{1}{3}=-5-\frac{y}{6}  

 C.S.={4}C.S.=\left\{4\right\}   C.S.={4}C.S.=\left\{4\right\}  

 C.S.={14}C.S.=\left\{\frac{1}{4}\right\}  

 C.S.={4}C.S.=\left\{-4\right\}  

 C.S.={3}C.S.=\left\{3\right\}  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Al simplificar: 9x266xy+121y29x2121y2 Al\ simplificar:\ \frac{9x^2-66xy+121y^2}{9x^2-121y^2}\   

 3x11y3x+11y\frac{3x-11y}{3x+11y}  

 3x11y3x11y\frac{3x-11y}{3x-11y}  

 3x+11y3x+11y\frac{3x+11y}{3x+11y}  

 3x+11y3x11y\frac{3x+11y}{3x-11y}  

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