Answer:
c
Step-by-step explanation:
Answer:


let us first take a look at the values of the trigonometric ratios given in the question so that we get quite clear about what is to be done.
here ,

now ,
we just have to plug in the values considering certain other things given in the question and we're done!
so let's start ~

hence , proved ~
hope helpful :D
Answer:
x=3
Step-by-step explanation:
-3x= -9
x= -9/-3
x=3
bring the -3 to right side and than divide
Is there any positive 3 or not if not,
The answer for A is .....
The answer for B is ......
The answer for C is ......
There are a total of 60 permutations makeable from those letters 3 at a time.