mommybelaRay
mommybelaRay
26-11-2016
Mathematics
contestada
prove csc^4x-2csc^2x+1=cot^4x
Respuesta :
HomertheGenius
HomertheGenius
01-12-2016
csc^4 x - 2 csc² x + 1 =
= 1 / sin^4 x - 2 / sin² x + 1 =
= ( 1 - 2 sin² x + sin^4 x ) / sin^4 x =
= ( sin² x - 1 )² / sin^4 x =
= ( cos² x )² / sin^4 x = cos^4 x / sin^ 4 x =
cot ^4 x
Answer Link
VER TODAS LAS RESPUESTAS ( 92+ )
Otras preguntas
what is surface temperature of the planet? write the names of the planets in order from highest to lowest surface temperature .
What is the opposite of greet
a car accelerates uniformly from rest to a speed of 23.7 km/h in 6.5 seconds. find the distance the car travels during this time.
A pizza restaurant, Pizz-A, plans on selling 115 pizzas daily for delivery. For every 15 customers who eat in the restaurant, an additional 4 pizzas will be sol
what happens if the cerebrum of brain the victim is damaged but fortunately the victim survives? what is the effect
The circulatory system is divided into two main parts, the _________ circulation and the pulmonary circulation.
how might fat cells be able to help people with spinal injuries
using a map, how would you determine the absolute location of a place?
Is 0.1 bigger than 0.11
Ok idk 6000pounds a day: ?tons a week
