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REPASO GENERAL- III BIMESTRE (2º SEC.)

Authored by Bustamante Marco

Mathematics

1st - 5th Grade

Used 9+ times

REPASO GENERAL- III BIMESTRE (2º SEC.)
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5 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Reducir la siguiente expresión:  R=SecαCosαTgαCtgαR=\frac{Sec\alpha}{Cos\alpha}-\frac{Tg\alpha}{Ctg\alpha}  

-1

0

1/2

1

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Simplificar: K=Sen4θ+Cos4θ2Sen6θ+Cos6θ3K=\frac{Sen^4\theta+Cos^4\theta}{2}-\frac{Sen^6\theta+Cos^6\theta}{3}  


1/3

1/6

-1/6

-1/3

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reducir:

 W=2Cos(ψ30º)3CosψSenψW=\frac{2Cos\left(\psi-30º\right)-\sqrt{3}Cos\psi}{Sen\psi}  

1/2

-1

-1/2

1

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

El gran Shenlong, plantea un problema a Gokú:  F(X)=8SenX.CosX.Cos2XF\left(X\right)=8SenX.CosX.Cos2X  ; y promete darle de premio la ubicación de la esfera de 5 estrellas, si logra el objetivo. Ayuda a Gokú, reduce y calcula la expresión:  F(π24)F\left(\frac{\pi}{24}\right)                                               

-1

1/2

1

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5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Si:  "ϕ""\phi"  es agudo, tal que:  Tgϕ=26Tg\phi=2\sqrt{6}  . Calcular:  "Cos(ϕ2)""Cos\left(\frac{\phi}{2}\right)"  

 153\frac{\sqrt{15}}{3}  

 155-\frac{\sqrt{15}}{5}  

 153-\frac{\sqrt{15}}{3}  

 155\frac{\sqrt{15}}{5}  

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