+0

# Solve the equation on the interval [0,2π).

0
17
2
+219

−5cos x=4

Select all correct solutions;

approximately 0.644

approximately 2.498

approximately 3.785

approximately 5.640

Jan 10, 2021

#1
+219
0

im pretty sure its 2.498 and 3.785

Jan 10, 2021
#2
+1

-5 cos x = 4

cos x = -4/5

Arcos x = x = arcos (-4/5) = 2.498 R   and  3.785 R

Jan 11, 2021
The text passage contains a trigonometric equation to solve and multiple potential solutions, followed by a user's guess and a detailed solution with the correct answers.
single_question_with_answer
Given a text passage, determine:
    1. If it contains a mathematical question (including word problems or calculations)
    2. If an answer to that mathematical question is provided in the text

First, describe the content structure you found in 1-2 sentences.

Then provide your analysis in the following format:
TYPE: <one of the following values>
- NO_QUESTION
- SINGLE_QUESTION
- SINGLE_QUESTION_WITH_ANSWER
- MULTIPLE_QUESTIONS
- MULTIPLE_QUESTIONS_WITH_ANSWERS
system
+0

# Solve the equation on the interval [0,2π).

0
17
2
+219

−5cos x=4

Select all correct solutions;

approximately 0.644

approximately 2.498

approximately 3.785

approximately 5.640

Jan 10, 2021

#1
+219
0

im pretty sure its 2.498 and 3.785

Jan 10, 2021
#2
+1

-5 cos x = 4

cos x = -4/5

Arcos x = x = arcos (-4/5) = 2.498 R   and  3.785 R

Jan 11, 2021
user
The text passage contains a trigonometric equation to solve and multiple potential solutions, followed by a user's guess and a detailed solution with the correct answers.

TYPE: SINGLE_QUESTION_WITH_ANSWER