Differentiate sin(x)cos(x) using the product rule.

The product rule states (assuming x' is the differential of x): (fg)​′​​=f​′​​g+fg​′​​ Substitute the values into the rule: (sin(x)cos(x))' = sin(x)'cos(x) + sin(x)cos(x)' (sin(x)cos(x))' = cos2(x) - sin2(x)

MP
Answered by Manibharathi P. Maths tutor

9447 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

How to differentiate e^x . sin(x)


Complete the indefinite integral : ∫x lnx dx


Express (3 - sqrt(5))^2 in the form m + n*sqrt(5), where m and n are integers.


Integrate, by parts, y=xln(x),


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning