cosegovia
cosegovia
11-04-2018
Mathematics
contestada
if sin of beta = 4/7, what is cos of beta?
Respuesta :
mkryukova19
mkryukova19
11-04-2018
sin²β +cos²β=1
cos²β=1-sin²β
cos²β=1-(4/7)²
cos²β=1-16/49=49/49-16/49=33/49
cosβ=√33/√49=
√33/7
Answer Link
VER TODAS LAS RESPUESTAS ( 31+ )
Otras preguntas
What must you do if you plan to exercise every dau
What is market information management?
(27x)2/3(1024x)1/5 what the radical form
An engineer is investigating energy loss through windows. The windowpane of interest is 0.650 cm thick, has dimensions of 1.19 m × 2.25 m, and has a thermal con
The weights (in pounds) of a sample of 36 individuals were recorded and the following statistics were calculated. mean = 160 range = 60 mode = 165 variance = 32
A person riding on a bus hears the horn of a car that the bus is approaching. After the bus passes the car and is traveling away from it, the bus rider hears th
Can you answer 3 please?
PART A: What does paragraph 6 reveal about the narrator’s point of view of Scrooge? A The first-person narrator views Scrooge sympathetically. B The first-per
a right circular cone has a height of 18 and a base radius of 12. A slice parallel to the base in made completely throught the cone, and the resulting smaller c
Which of the following is falseregarding the links between JIT and quality? A. Inventory hides bad quality; JIT immediately exposes it. B. JIT reduces the num
