ralvarez023 ralvarez023
  • 12-03-2021
  • Mathematics
contestada

sin4u=2sin 2u cos 2u​

Respuesta :

kcmabanasanchez
kcmabanasanchez kcmabanasanchez
  • 14-03-2021

Answer:

If you've learnt sin(A+B) = sinAcosB + cosAsinB,

sin(4u)

= sin(2u+2u)

= sin(2u)cos(2u) + cos(2u)sin(2u)

= 2 sin(2u) cos(2u).

Answer Link

Otras preguntas

PLS HELP ME!!!!!!!!!!!!!
There are 4 tablespoons in cup. There are 2 cups in 1 pint. How many tablespoons are there in 1 pint?
What number is 0.001 more than 3.9?
QUICK!! did the new England colonies consists of Georgia, South Carolina, North Carolina, Virginia, Maryland? true or false
BRAINLY AND POINTS FOR STEP BY STEP b-4z =a for b ____ 5
example of instrument​
Write the group number using both A/B and 1-18 notation for elements that have the following outer electron configuration: a 252 b. 3523p3 c. 4s23 d. 5524d105p4
What rhetorical device does Dr. King rely on most heavily in his I have a dream speech?
A delta is a fan-shaped area of fertile marshland.true or false
In cell division, the term that refers to division of the cytoplasm is