Take the cos-1 of both sides to get 3x=30 then divide by 3 to get ×=10
Answer:
D. 3/19
Step-by-step explanation:
12/1 = 12
12/2 = 6
12/3 = 4
These are the only ones that make the equation true.
There are also only 19 numbers because they need to be less than 20 like the question indicated. Therefore, the answer is D.
Answer:
Lesser x = -9
Greater x = 9
Step-by-step explanation:
Answer:
Mark me as brain list plz
Step-by-step explanation:
I could not give the answer directly so I will give it to you by pic
648 Im pretty sure if not let me know