Answer:

Step-by-step explanation:

Using rule of exponents 

Using rule of exponents 


To equalize the negative sign, we'll move t to the denominator

Answer:
4
Step-by-step explanation:
now gimme a brainliest
It's a 4th degree polynomial since the largest degree (exponent) is 4
Simplify the radical by breaking the radicand up into a product of known factors, assuming positive real numbers.
1.5
i
1.5i
Answer:
1/2 miles or 4/8 mi
Step-by-step explanation:
Plans to walk one mile or 8/8 ths of a mile, he walks 3/8 ths, then another 1/8 adds up to 4/8 ths. Leaving him with 4/8 ths left.