21 is the first one, 2.27 is the second answer. Hope it helps!
Okay, so you are talking about exponents, so what you are talking about is 2², to find the answer to the exponent you multiply the same number as many times as the exponent (little number) says, so in here we are going to multiply 2 x 2 and the answer is 4. So 2 to the power of 2 is 4.
Answer:
543
Step-by-step explanation:
24/5
I think this is the right answer, hope this help