One irrational number between 5 and 7 is

.
Answer:
$4.85
Step-by-step explanation:
Add the numbers:
2.95
1.05
<u>0.85</u>
4.85
Answer:

Step-by-step explanation:
when you raise an exponent to a power you multiply
Also since the terms inside the parenthesis are multiplied and not added, you don't have to worry about expanding it

I'm sorry that I'm not in calculus, but hopefully I can help.
Personally, I would choose: D.) x; in the second equation ;
because it has easier numbers to figure out, you'll get it eventually...
Answer:
b = 8.9
Step-by-step explanation:
( 12^2 - 8^2 )
(144 - 64)

b= 8.9