Operaciones con funciones
Authored by Roberto De Obaldia
Mathematics
12th Grade
Used 88+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Considera las funciones f(x) = x2 + 1 y g(x) = 5x, ¿Cuál es la función f compuesta con g?
5x2 + 5
5x2 + 1
25x2 + 1
25x2 - 1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sean f(x) = 3x2 - 5x y g(x) = 1/x, ¿Cuál de las siguientes funciones es f[g(x)]?
h(x) = 3/x2 - 5/x
h(x) = x/(3x2 - 5x)
h(x)=1/(3x2 - 5x)
h(x) = (3x2 - 5x)/x
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dado f(x)= 2x; g(x)= x-4
Determina (f+g)(x)
3x-4
2x²-4
-6
x+4
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Dado f(x)= 2x; g(x)= x-4
Determina (f-g)(x)
3x-4
x+4
x-4
3x
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dado f(x)= 2x; g(x)= x-4
Determina (fg)(x)
2x²-8x
2x-8
2x²-8
2x²+8x
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dado f(x)= 2x; g(x)= x-4
Determina (f/g)(x)
1/2
1/2x
(2x)/(x-4)
(x-4)/(2x)
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dado f(x)= x³+5x²-6x+1; g(x)= 2x²+10x+12
Determina (f+g)(x)
8x²+4x+13
x³+7x²+4x+13
x³+7x²-4x+13
x³+7x²+16x+13
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