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)

Dhruv C. GCSE Computing tutor, 11 Plus Maths tutor, GCSE Maths tutor,...

1 year ago

Answered by Dhruv, an IB Maths tutor with MyTutor

Still stuck? Get one-to-one help from a personally interviewed subject specialist


£20 /hr

Kamil F.

Degree: Mechanical Engineering (Masters) - Manchester University

Subjects offered:Maths, Physics+ 2 more

Further Mathematics

“"It is the supreme art of the teacher to awaken joy in creative expression and knowledge." Albert Einstein”

£30 /hr

Ana S.

Degree: Physics (Bachelors) - Oxford, Balliol College University

Subjects offered:Maths, Physics+ 3 more

-Oxbridge Preparation-

“A friendly and understanding tutor with three years experience in school clubs, summer camps and private tutoring.”

£30 /hr

Piyush S.

Degree: Electronics Engineering (Doctorate) - Imperial College London University

Subjects offered:Maths


“I am an experienced and passionate tutor for Maths and Science (Physics in particular). Throughout my higher education, I have been wondering about how Mathematics acts as a tool to model and simplify the complicated concepts of the P...”

About the author

Dhruv C.

Currently unavailable: for regular students

Degree: Computer Science (Masters) - Bristol University

Subjects offered:Maths, Physics+ 2 more


“I'm studying Computer Science at Bristol University (just completed 2nd year) after completing the International Baccalaureate in 2014. I love anything related to Maths or Science, and would be happy to help with any queries you have!...”

MyTutor guarantee

You may also like...

Posts by Dhruv

Calculate 8^0

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

Other IB Maths questions

Given 1/2 + 1 + 2 + 2^2 + ... + 2^10 = a*2^b + c, find the values of a,b,c.

Show that the following system of equations has an infinite number of solutions. x+y+2z = -2; 3x-y+14z=6; x+2y=-5

Talk about the relation between differentiability and continuity on a real function and its derivative.

Find the coordinates that correspond to the maximum point of the following equation: y = −16x^2 + 160x - 256

View IB Maths tutors

We use cookies to improve your site experience. By continuing to use this website, we'll assume that you're OK with this. Dismiss