Seudónimo Seudónimo
  • 03-02-2020
  • Mathematics
contestada

Use the relationship between the sine and cosine functions to fill in each blank .

5. cos 78° = sin___

Use the relationship between the sine and cosine functions to fill in each blank 5 cos 78 sin class=

Respuesta :

SilverChain SilverChain
  • 03-02-2020

Answer:

sin(12°)

Step-by-step explanation:

Because sine and cosine are cofunctions, we can use the relation sin(90° - θ) = cosθ to show that cos(78°) = sin(90° - 78°) = sin(12°)

Answer Link

Otras preguntas

In the library there are 200 books. 58 of them are non-fiction. What percentage of the books are non-fiction?
Factor completely, the expression: 2x^3-2x^2-12x
In the library there are 200 books. 58 of them are non-fiction. What percentage of the books are non-fiction?
what does the agora tell us about the culture of athens?
In what respect does an atom of magnesium differ from a magnesium ion (Mg^{2+})? (A)The ion has a more stable electronic arrangement than the atom. (B)The pos
Put brackets in the expression below so that it's value is 45.024. 1.6 + 3.8 * 2.4 *4.2 (*= times )
How many light sources do you know Pls list them
What are the origins of prevailing ideas about natural, ideal, and deviant bodies in sports and in society?
The diagram shows a patio in the shape of a rectangle. The patio is 3.6m long and 3m wide. Mathew is going to cover the patio with paving slabs. Each paving sla
List two factors that might cause an organism to restrict its use of a resource.