For all of the questions? Because
6x6=36
1x1x1=1
5x5x5x5x5x5=15,625
12x12=144
27x27x27x27=531,441
6^4=1296
0.5^3=0.125
(1/8)^2= 1/64
To calculate the speed, divide 15.75 by 2.25 and you get 7 mph.
Answer:
4
Step-by-step explanation:
<span> 2 square root of 7 − square root of 28
= 2</span>√7 - √28
= 2√7 - 2√7
= 0