Answer: Yes write it like ![x=\sqrt{90}](https://tex.z-dn.net/?f=x%3D%5Csqrt%7B90%7D)
Step-by-step explanation:
The equation says
In this case, the square root of 90 squared will equation to 90 so x is the square root of 90.
Answer:
169-7j
Step-by-step explanation:
I think it is 1! I did it like this. 9•9• 9=1
I put period but it is the division sign