Just like 2 squared = 4, the square root of 2 multiplied by itself will result in a product of 2. Squaring a number always means multiplying that number by the same number.
Answer:
d.is the answer
Step-by-step explanation:
60 miles per hour is the speed
Answer:
2.45 × 
Step-by-step explanation:
using the rules of exponents
•
= 
•
= 
evaluating the numerator
(3.8 ×
)² = 3.8² ×
= 14.44 × 
R = 
=
× 
= 2.45 ×
← to 2 dec. places