Answer:

Step-by-step explanation:
tanx=
sin60°/cos60°=
= 
Answer:
Step-by-step explanation:
8 episodes. Count it 2 by 2 until you get 16. It would be (2) (8) times.
Answer:
x= -5/3
Step-by-step explanation:
f(x)=3x+5
0=3x+5
-3x=5
x=- 5/3
Alternative form: x= -1 2/3, x= -1.6
Answer:
Step-by-step explanation:
let f(x)=y
y=2x+5
flip x and y
x=2y+5
2y=x-5
y=(x-5)/2
f^{_1}(x)=(x-5)/2
but f^{-1}(x)=1
so (x-5)/2=1
x-5=2
x=2+5=7
Answer:
the third one
Step-by-step explanation: