johndonut
johndonut
16-02-2017
Mathematics
contestada
express cos^2x in terms of cos2x
Respuesta :
Safsafsofia
Safsafsofia
16-02-2017
cos 2x = cos^2 x - sin^2 x
cos^2 x = 1 - sin^2 x
cos 2x = 1 - 2 sin^2 x
sin^2 x = 1/2( 1 - cos 2x)
Answer Link
VER TODAS LAS RESPUESTAS ( 94+ )
Otras preguntas
when a solid is dissolved in water. The outside of the beaker becomes cold to touch. What does this tell you about the process? a. The enthalpy of the process i
Fill in the blank. 7.95x10^7 = [ ? ]x 10^6
for you, do exercises boost your confidence? how?
Find the area of the polygon shown. Enter the number into the box. st2 2 ft 3 ft 6 ft
the taxi charges in a city consist of a fixed charge together with the charge for the distance covered. For a distance of 10 km, the charge paid is 105 and for
create slider in wordpress
if a student is selected at random, find the probability that the student is 14 year old
A grapefruit is 8% heavier than an orange, and an apple is 10% lighter than the orange. By what percentage is the grapefruit heavier than the apple? pls answer
_________________________ are people, places, and materials, either printed or non-printed, that can provide answers to inquiries.
the floor of a warehouse is 60m long 40m wide. find the cost of polishing the floor plzzz helpp
