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Operaciones con funciones

Authored by Manuel Delgado

Mathematics

12th Grade

Used 123+ times

Operaciones con funciones
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f(x)=x27x+10f\left(x\right)=x^2-7x+10  y  g(x)=x5g\left(x\right)=x-5  

Determine: f(x) + g(x) 

 x25x+3x^2-5x+3  

 x26x+5x^2-6x+5  

 x2+3x+4x^2+3x+4  

 x27x+3x^2-7x+3  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f(x)=x27x+10f\left(x\right)=x^2-7x+10  y  g(x)=x5g\left(x\right)=x-5  

Determine: 2f(x) - g(x) 

 2x25x+32x^2-5x+3  

 x26x+5x^2-6x+5  

 2x215x+252x^2-15x+25  

 3x27x+33x^2-7x+3  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f\left(x\right)=5x+3  y  g(x)=2x1g\left(x\right)=2x-1  
Determine: (f+g)(x)

 5x25x-2  

 7x+27x+2  

 9x39x-3  

 6x+36x+3  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f\left(x\right)=5x+3  y  g(x)=2x1g\left(x\right)=2x-1  
Determine: (f- g)(x)

 5x25x-2  

 7x+27x+2  

 9x39x-3  

 3x+43x+4  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f\left(x\right)=5x+3  y  g(x)=2x1g\left(x\right)=2x-1  
Determine: (f * g)(x)

 5x23x+25x^2-3x+2  

 7x2+2x27x^2+2x-2  

 10x2+x310x^2+x-3  

 3x2+4x53x^2+4x-5  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f\left(x\right)=5x+3  y  g(x)=2x1g\left(x\right)=2x-1  
Determine: (f / g)(x)

 3x25x+3\frac{3x-2}{5x+3}  

 5x+32x1\frac{5x+3}{2x-1}  

 7x24x+5\frac{7x-2}{4x+5}  

 6x32x+1\frac{6x-3}{2x+1}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dadas las funciones:  f(x)=2x+13f\left(x\right)=\frac{2x+1}{3}  y  g(x)=x24g\left(x\right)=\frac{x-2}{4}  
Determine: (f + g)(x)

 11x22\frac{11x-2}{2}  

 5x+33\frac{5x+3}{3}  

 7x24\frac{7x-2}{4}  

 6x32\frac{6x-3}{2}  

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