83 hope it helps get a good grade
Answer:

Step-by-step explanation:
√(-100)
Use the imaginary number rule 
√(-1) × √(100)
i × √(10²)
i × 10
= 10i
Answer:
31
Step-by-step explanation:
(3*22=66) / 6 + [28n - (4)2=20]
66 /6 = 11+ [20]
11+20= 31
Answer:
Evaluate:
-
- 
Factor:

Step-by-step explanation:
I’m sorry I don’t know the length of JT however JE = 3.