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 ( 91+ )
Otras preguntas
What challenge does the concept of SLOSS represent?
List and describe three points of evidence for the Big Bang theory
I need help on the table. Image inserted! Please help me
Which of the following is an example of using technology to help conserve soil? A. using lawn equipment to remove plants from soil B. using runoff barriers
HEALTH: What are the three dimensions of mental health?
I NEED HELP PLZ ASAP
There is an ice cream and candy shop next door that is the same size as your bakery.How many thirtieth of the space does it take up?
which of the following is an example of kinetic energy? a. water in a reservoir b. gasoline in a motor c. wind blowing at the beach d. a stretched rubber band
Carla bought 5 packages of stickers with 10 stickers in each package. Carla gave 30 stickers to her friends. Create an equation to represent the number of stick
Find the monthly interest payment in the situation described below. Assume that the monthly interest rate is 1 divided by 12 of the annual interest rate. You ma
