chloexvz chloexvz
  • 03-04-2020
  • Mathematics
contestada

Use a sum or difference identity to find an exact value cos(15 degrees)

Respuesta :

Gidget2024
Gidget2024 Gidget2024
  • 03-04-2020

Answer: i tried

cos(15)=1+√32√2. cos(15)=cos(45−30)

Answer Link
AlienFlo
AlienFlo AlienFlo
  • 16-03-2021

Answer:

[tex]\frac{\sqrt{2}+\sqrt{6}}{4}[/tex]

Step-by-step explanation:

PLATO

Answer Link

Otras preguntas

When was the battle of Shiloh start and end
Calista conducts a survey to determine the favorite activity of students at her middle school. She asks five seventh-grade girls who are in the school library
Review the graph of function j(x). What is Limit of j (x) as x approaches 3?
Patrice, por sí solo, puede pintar cuatro cuartos en 10 horas. Si contrata a April para que le ayude, pueden hacer el mismo trabajo en 6 horas. ¿Cuánto tiempo l
Please help me with this question. Please
Which option is most clearly an example of satire? A. A pamphlet that lists complaints about the government B. A lecture criticizing the diet of the average Ame
I Need help with this history ASAP !!!
6 less than half of r : translate into expression
NEED HELP ASAP IN QUIZ RN 50 points Select all the correct answers. Read the poem "'Nature' is what we see—" by Emily Dickinson. Which two purposes does the das
A mixed number has a whole number part and a fractional part. O A. True O B. False​