paynea2012
paynea2012
17-04-2014
Mathematics
contestada
Verify the identity
Cos^2x-Sin^2x=1-2sin^2x
Respuesta :
Аноним
Аноним
17-04-2014
[tex]cos^2x-sin^2x=1-2sin^2x\\\\\\R=1-2sin^2x=cos^2x+sin^2x-2sin^2x=cos^2x-sin^2x=L\\\\\\\\\\sin^2x+cos^2x=1[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 86+ )
Otras preguntas
I'm doing a pan-flit on the navy, the peace corps and tri-c what should i put please help
Brad built a rectangular brick wall in the back yard. The wall is 20 feet long and 6 feet high. The wall cost $9 dollars per Square foot. How much did it cost B
A piece of wood and a piece of steel are at the same temperature; however, the steel feels hotter. This is because the steel has _____. A- more entropy B- gr
Spermatogenesis results in a. 4 haploid cells b. two sperm cells and two polar bodies c. one haploid cell and three polar bodies d. four diploid cells
Choose the sentence that would be most appropriate in a formal research paper. A) Everybody who writes about art can't decide if photography is "really" art. B
How did John Paul Jones become a Patriot hero? a. by seizing British forts in the Ohio Valley b. by capturing British forts along the Gulf of Mexico c. by raidi
A(n) ______ is system software.
Which compound has the highest boiling point? NaCl H2O O2 C6H12O6
What goes in the astrides?: A ** involves the deletion of a single base in a DNA molecule.
The clue word for friendly
