Answer:

Step-by-step explanation:
Using the Pythagorean identity
sin²x + cos²x = 1, then
sinx = 
Note that (
)² = 
sinΘ = 
=
= 
Answer:
i think its either the first or second one but imma go w the first
Step-by-step explanation:
Answer:

Step-by-step explanation:
If the complex number
is a root of a cubic function, then the complex number
is a root too. Thus, the cubic function has three known roots
and can be written as

He will pay $1,400 for the computer because 24 x 50= 1,200 plus the $200 down payment equal $1,400