18pateljas 18pateljas
  • 22-02-2017
  • Mathematics
contestada

(cosx-sinx)^2 = 1-2sinx cosx

Relax

Respuesta :

pasha
pasha pasha
  • 22-02-2017
cos^2x - 2cosxcosx + sin^2x = 1 - 2sin x cosx 

So cos^2x + sin^2x = 1 
Answer Link

Otras preguntas

What is a nonrenewable resource?(1 point) a resource that is in limited supply a resource that is used for energy a resource that harms the environment when it
Liam is a tyre fitter question
Determine the value of the expression 2(x - 3) when x = 2.
If the mass were to increase 12 times, what would happen to the kinetic energy?
when was ancient egypt the most powerful and prosperous
does anyone like the color orange? or is it just me
Salah satu bentuk tindakan penghematan listrik dapat dilakukan dengan .. a. mematikan semua peralatan listrik b. tidak menggunakan alat elektronik c. tidak meno
A 5.7 kg block slides along a horizontal surface toward a horizontally mounted spring with a spring constant of 150 N/m. At one instant, the block is 5.0 m from
Why is red river gorge so important? BE LENGTHY Please ill give brainliest to best 1
write a letter to ur sister plan to elope with her lover give atleast three reason why u dont support her decisiion​