dracheleuzumd
dracheleuzumd
23-09-2016
Mathematics
contestada
solve: sin^2 x + sin x cos x = 0
Respuesta :
HomertheGenius
HomertheGenius
26-09-2016
sin² x + sin x cos x = 0
sin x ( sin x + cos x ) = 0
sin x = 0 ;
x 1 = k π ; k ∈ Z
sin x + cos x = 0 / ²
sin² x + 2 sin x cos x + cos² x = 0
2 sin x cos x + 1 =0
sin ( 2 x ) = - 1
x = 3π / 2 + 2 kπ / : 2
x 2 = 3π / 4 + kπ ; k ∈ Z
Answer Link
VER TODAS LAS RESPUESTAS ( 39+ )
Otras preguntas
An unknown, clear liquid is given to you in a beaker. You transfer some of the liquid from the beaker to a clean, empty test tube, and begin to heat it. Soon, y
Suppose you will fill a glass with ice cubes. When the ice cubes melt, is the glass still full
4 students is what percentage of 20 students?
how might the colony of Georgia have been different if Oglethorpe plan succeeded
which effect did the mayflower compact have on american government
unscramble colck nitemus
manufacturers are making an effort to build energy-efficient computers and use recyclable cases and packaging true or false
What do vaccines contain?
The fall of the Mauryan Empire is closely related to the death of Emperor a. Ashoka. b. Babur. c. Bindusara. d. Chandragupta
Guess the mystery number... The number is less than 190,000 and greater than 180,000 5,000 more than the number has 187 thousands 200 less than the number has 4
