monadias
monadias
27-07-2016
Mathematics
contestada
Cos^2 75degrees-sin^2 75 degrees
Respuesta :
Panoyin
Panoyin
27-07-2016
[tex]cos(150\°)[/tex]
[tex]cos(2(75\°))[/tex]
[tex]cos^{2}(75\°) - sin^{2}(75\°)[/tex]
[tex]1 - 2sin^{2}(75\°)[/tex]
[tex]2cos^{2}(75\°) - 1[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 27+ )
Otras preguntas
Given that P = x y . Find P when: x = 1 and y = 8 Give your answer as a fraction in its simplest form.
Freddie is walking for a charity at a constant rate. After two hours, Freddie has walked 4 miles. At 4 hours, he had walked 8 miles. Write an equation to find t
(5x-2)^2expand and simplify
Express the first quantity as a percentage of the second : 4 m , 10 m
Identify the segment bisector of MN. Then find MN.*show work!*
Which equation matches the graph? f(x)=2x-4 f(x)=-3x-4 f(x)=4x-4 f(x)=4x+2
A point has a positive x-coordinate and a negative y-coordinate. Which quadrant is it in? A. Quadrant I B. Quadrant IV C. Quadrant II D. Quadrant III
what was three ways the civial war impacted plantation owners
Take a look at the picture and answer correctly so i can mark you as brainliest.
184. A student estimated a mass to be 40 g. After carefully measuring, she found the actual mass to be 45 g. What is the percent of error?
