Answers>Maths>IB>Article

Solve the equation (2 cos x) = (sin 2 x) , for 0 ≤ x ≤ 3π .

cos x = 0, sin x = 1, solved using trigonometric identities. 3(pi) means 3/2 times round a the circle, therefore using graphs answer is pi/2, 3(pi/2), 5(pi/2)

Answered by Dhruv C. Maths tutor

5965 Views

See similar Maths IB tutors

Related Maths IB answers

All answers ▸

How do radians work? Why can't we just keep working with degrees in school?


Solve the equation log(1-x) - log(x) = 1 where log() is the logarithmic function, base 10.


Determine the coefficient of y^3 in the binomial expansion (2x-3y)^4


If f(x)=(x^3−2x)^5 , find f'(x).


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences