Search Header Logo

Rectes tangents

Authored by Mar Del Castillo

Mathematics

12th Grade

Used 43+ times

Rectes tangents
AI

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

    Content View

    Student View

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sigui  f(x)=x23x+1f\left(x\right)=x^2-3x+1  . La recta tangent a f(x) en x=1 és: 

y=-x

y=x

y=-x+2

Cap de les anteriors

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sigui  f(x)=x1x.f\left(x\right)=\frac{x-1}{x}.  La recta tangent de la funció en x=2 és:

 y=12x+1y=\frac{1}{2}x+1  

 y=14x1y=\frac{1}{4}x-1  

 y=14x+1y=\frac{1}{4}x+1  

Cap de les anteriors

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Sigui  f(x)=x1x.f\left(x\right)=\frac{x-1}{x}.  La recta tangent de la funció en x=0 és:

 y=12x+1y=\frac{1}{2}x+1  

 y=14x1y=\frac{1}{4}x-1  

 y=14x+1y=\frac{1}{4}x+1  

No es pot trobar

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 Troba la coordenada x del punt on la recta tangent a la funció  f(x)=x+1f\left(x\right)=\sqrt{x+1}  és paral.lela a la recta x-y+2=0

x=1

x=1/4

x=-3/4

Cap de les anteriors

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Troba els punts on la recta tangent a la funció  f(x)=xx2+1 f\left(x\right)=\frac{x}{x^2+1}\   és horitzontal.

(1, 1/2) i (-1, -1/2)

(1, 1/2) i (-1, 1/2(

(2, 2/5) i (-2, -2/5)

Cap de les anteriors

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Troba el valor del paràmetre a si sabem que la recta tangent a la funció   f(x)=aex f\left(x\right)=a\cdot e^x\   en x=0 és 2x-y+2=0

a=1

a=-1

a=2

Cap de les anteriors

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Troba la a si sabem que en x= 1 la funció   f(x)=ax32x+1 f\left(x\right)=ax^3-2x+1\  té la recta tangent paral.lela a 5x+y-2=0. 

a=-1

a=3

a=1

a=0

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?