Ask Question
MathematicsMathematics
28 July, 04:31

If sin x =.42, what is cos x?

+5
Answers (1)
  1. 28 July, 06:53
    0
    From the identity,

    sin^2 (x) + cos^2 (x) = 1

    then

    cos (x) = sqrt (1-sin^2 (x))

    where sin (x) is given as 0.42.

    Note that the above answer applies to 0
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “If sin x =.42, what is cos x? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers
You Might be Interested in
2x² - 6=x what is the answer
Answers (2)
IQ scores for adults aged 20 to 34 years are normally distributed according to N (110,25). Use the empirical rule to answer the following: Approximately what percent of people in this group have scores below 110?
Answers (1)
She paid 26.35 for something that would be 31 what percent discount did she get
Answers (1)
Find the next number to complete the sequence 3, - 6, 12, 4, 20,?
Answers (2)
Jenna has 8 pairs of jeans. Three of them are blue. Jenna bought two more pairs of jeans. If both of them are blue, what percentage of her jeans is blue now? If both of them are not blue, what percentage of her jeans is blue now?
Answers (1)
New Questions in Mathematics
A car can travel 38 miles on each gallon of gasoline. At that rate, how many gallons of gasoline will it take to travel 190 miles? 2 5 20 50
Answers (2)
A proportional relationship has a unit rate of 1.5/1. What is the constant of proportionality? Enter your answer in the box.
Answers (1)
How do I write 88.691 as a mixed number?
Answers (1)
Which of the following transformations will always produce a congruent figure? * A contraction B reflection C expansion D dilation
Answers (1)
How many times does 3 fit in 50
Answers (2)
Home » Mathematics » If sin x =.42, what is cos x?
Sign Up Forgot Password?