Answer:
2
Step-by-step explanation:
3 plus 3 is 6 then divided by 3 is 2
Answer: Light waves
Step-by-step explanation:
Used in the usual sense, radiant energy is just light. When you turn on your electric stove unit, it heats up and emits radio waves, infrared waves, and visible light waves. All of these waves are just light with different frequencies.
All numbers are real numbers.

is irrational
Answer:
168
Step-by-step explanation:
7*-4=-28
-28*-6=168