safal1 safal1
  • 21-09-2019
  • Mathematics
contestada

Sin 2x-4 Sinx- Cosx + 2 = 0​

Respuesta :

salma1148
salma1148 salma1148
  • 21-09-2019

Answer:

(2sinx-1) (cosx-2)

Step-by-step explanation:

sin 2x=2sinxcosx

2sinxcosx-4sinx-cosx+2=

2sinxcosx-cosx+2-4sinx=

cosx (2sinx-1) +2-4sinx=

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

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

(2sinx-1) (cosx-2)

Answer Link

Otras preguntas

what or the two ends of a magnet called
What was the effect of The Greeks revolt against the Ottoman Turks?
x^3+3x^2=25x+75 what is the solution set
why did farming villages develop?
Highest common factor of 240 and 432
Alana biked 45 miles in 3 hours. How many miles did she bike per hour?
How did neolithic people conduct trade?
you are making curtains by alternating strips of solid colored fabric and patterned fabric. the solid colored fabric costs 99¢ per strip and the patterned fabri
P=(a+b) solve for aHow to solve a from this formulaa
When did Felipe VI become King in Spain?