11i+7
√-121= 11i (imaginary number)
Answer: Sorry I am not sure about it
I do know how to dxo this but this one is hard for me sorry 56456
Step-by-step explanation:
Answer: 171
Step-by-step explanation:
An obtuse angle means more than 90 degrees. (90 degrees would be the inside corner of your notebook paper) a straight line would be 180 degrees. 171 is the closest to 180