I do not know if this is exactly what you are looking for
Answer:
yea I cant really do this over a screen
6^n-1
I am so sorry if I’m wrong
Answer:No value of x
Step-by-step explanation:
Given

Let 






or 
so there is no value of x for which 
because minimum value of 
Answer:
1/7 = 1/7
Step-by-step explanation: