A curve has parametric equations x = 2 sin θ, y = cos 2θ. Find y in terms of x

  1. y = cos2θ . 2) cos2θ = 1 - 2sin²θ. 3) x = 2sinθ. 4) x² = 4sin²θ. 5) (1/2)x² = 2sin²θ. 6) y = 1 - (1/2)x².
Answered by Nick B. Maths tutor

13987 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

How do I find the equation of the normal line given a point on the curve?


if f is defined on with f(x)=x^2-2x-24(x)^0.5 for x>=0 a) find 1st derivative of f, b) find second derivative of f, c) Verify that function f has a stationary point when x = 4 (c) Determine the type stationary point.


express (1+4(root7)) / (5+2(root7)) as a+b(root7), where a and b are integers


Find the integral of (cosx)*(sinx)^2 with respect to 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 2013–2024

Terms & Conditions|Privacy Policy