karlerx0jlo4veu
karlerx0jlo4veu
13-12-2016
Mathematics
contestada
Cos^2 theta-sin^2 theta=0
Respuesta :
MathisLif3
MathisLif3
13-12-2016
cos^2t=1-sin^2t
-sin^2t=-1+cos^2t
Addition gives sin^2t+cos^2t = 1
________________
ah I see your question
let n be an integer
then (2n-1)pi/4 is the solution
Answer Link
VER TODAS LAS RESPUESTAS ( 69+ )
Otras preguntas
HELP PLZ Which decimal is equivalent to ? A. 4.03 B. 4.12 C. 4.25 D. 4.30
explain how the united states and the soviet union used nuclear weapons as a form of deterrence
a machine does 1500 joules of work in 30 second What is the power of the machine
An effective interviewer/interrogator relies on _____ to motivate people to talk.
How dose science influence the decisions made about social, economic, and political issues?
Find the mode for the following distribution. Number Frequency 220 6 230 7 240 3 250 1 260 0 270 1 No mode 220 230 260 250 and 270
The equation of the circle whose center is at (3, 7) and whose radius is 6 is a. (x + 3)² + (y + 7)² = 6 b. (x + 3)² + (y + 7)² = 36 c. (x - 3)² + (y - 7)² = 36
What is the total surface area of the figure shown
1. What part of the human eye help the lens to change shape 2. What happens to your eyes' lens as you age? 3. _______ (thick or thin) eye lenses have a better a
Speaker 1: British leaders have a natural right to control the colonies, since they founded them. Speaker 2: King George III has violated the social contract an
