tomatoshelby tomatoshelby
  • 12-04-2020
  • Mathematics
contestada

Solve the following trigonometric question:
cos x=3 cos x-2

Relax

Respuesta :

Hrishii
Hrishii Hrishii
  • 12-04-2020

Answer:

x = 0°

Step-by-step explanation:

[tex] \cos x = 3 \cos x - 2 \\ 2 = 3 \cos x - \cos x \\ 2 = 2\cos x \\ \cos x = \frac{2}{2} \\ \cos x =1 \\ \cos x =\cos 0 \degree \\ \huge \red{ \boxed{x = 0 \degree}} \\ [/tex]

Answer Link

Otras preguntas

The volume of a cube is 512 cm3. What would change if the volume of the cube were measured in cubic meters?
1. Choose the correct form of who or whom to complete the sentence._____ is going with you to the park?       (Points : 1)
1 4 2 8 3 12 4 16 5 20 And the function graph above what is the input what is the output
1 4 2 8 3 12 4 16 5 20 And the function graph above what is the input what is the output
what is three fourths plus five eighths
Many private universities depend heavily on -------, the wealthy individuals who support them with gifts and bequests. (A) instructors (B) administrators (C)
Which of the following is the most electronegative element? a. He b. I c. N d. O e. C
Why is Chillingworth called a "leech"? In the scarlet letter by Nathaniel Hawthorne
how do you say i love dogs in french
How do global events effect your daily life?