
Fórmulas trigonométricas
Authored by Toni David
Mathematics
12th Grade
Used 3+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula del seno de la suma de dos ángulos
sen(a + b) = sen(a) * cos(b) + cos(a) * sen(b)
sen(a + b) = sen(a) + sen(b)
sen(a + b) = cos(a) * cos(b) - sen(a) * sen(b)
sen(a + b) = sen(a) * sen(b) - cos(a) * cos(b)
Answer explanation
La fórmula correcta para el seno de la suma de dos ángulos es sen(a + b) = sen(a) * cos(b) + cos(a) * sen(b). Esta relación se deriva de las propiedades trigonométricas y es fundamental en el estudio de funciones trigonométricas.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula del coseno de la suma de dos ángulos
cos(A + B) = cos(A) + sin(B)
cos(A + B) = cos(A)sin(B) + sin(A)cos(B)
cos(A + B) = cos(A) - sin(B)
cos(A + B) = cos(A)cos(B) - sin(A)sin(B)
Answer explanation
La fórmula correcta para el coseno de la suma de dos ángulos es cos(A + B) = cos(A)cos(B) - sin(A)sin(B). Esta relación se deriva de las propiedades trigonométricas y es fundamental en el estudio de funciones trigonométricas.
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula del seno de la diferencia de dos ángulos
sen(a - b) = sen(a) * cos(b) - cos(a) * sen(b)
sen(a - b) = sen(a) - sen(b)
sen(a - b) = cos(a) * cos(b) + sen(a) * sen(b)
sen(a - b) = sen(a) * sen(b) + cos(a) * cos(b)
Answer explanation
La fórmula correcta para el seno de la diferencia de dos ángulos es sen(a - b) = sen(a) * cos(b) - cos(a) * sen(b). Esta relación se deriva de las identidades trigonométricas fundamentales.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula del coseno de la diferencia de dos ángulos
cos(A - B) = cos(A + B)
cos(A - B) = sin(A)sin(B) - cos(A)cos(B)
cos(A - B) = cos(A)cos(B) + sin(A)sin(B)
cos(A - B) = cos(A) + cos(B) - sin(A) - sin(B)
Answer explanation
La fórmula del coseno de la diferencia de dos ángulos es cos(A - B) = cos(A)cos(B) + sin(A)sin(B). Esta relación se deriva de las identidades trigonométricas y es fundamental en el estudio de funciones trigonométricas.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula de la tangente de la suma de dos ángulos
tan(A + B) = tan(A) * tan(B)
tan(A + B) = (tan(A) - tan(B)) / (1 + tan(A) * tan(B))
tan(A + B) = (tan(A) + tan(B)) / (1 - tan(A) * tan(B))
tan(A + B) = tan(A) + tan(B)
Answer explanation
La fórmula correcta para la tangente de la suma de dos ángulos es tan(A + B) = (tan(A) + tan(B)) / (1 - tan(A) * tan(B). Esta relación se deriva de las identidades trigonométricas.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula de la tangente de la diferencia de dos ángulos
tan(A - B) = (tan(A) - tan(B)) / (1 + tan(A)tan(B))
tan(A - B) = tan(A) + tan(B)
tan(A - B) = tan(A) * tan(B)
tan(A - B) = (tan(A) + tan(B)) / (1 - tan(A)tan(B))
Answer explanation
La fórmula correcta para la tangente de la diferencia de dos ángulos es tan(A - B) = (tan(A) - tan(B)) / (1 + tan(A)tan(B). Esta relación se deriva de las identidades trigonométricas.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Fórmula del seno del ángulo doble
sen(2θ) = 2 * cos(θ) * cos(θ)
sen(2θ) = 2 * sen(θ) * cos(θ)
sen(2θ) = sen(θ) + cos(θ)
sen(2θ) = sen(θ) * sen(θ)
Answer explanation
La fórmula del seno del ángulo doble es sen(2θ) = 2 * sen(θ) * cos(θ). Esta relación se deriva de las identidades trigonométricas y es fundamental en el estudio de funciones trigonométricas.
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