Answer:
23.56
Step-by-step explanation:
2(
) + 2
rh
2(
)+ 2
(1.5)(1)
23.56
3.888 :))))))))))))))))))))))))))
Answer:
Third option. 
Step-by-step explanation:
For this exercise you need to remember one of the properties for exponents.
There is a property called the "Negative property of exponents" which states the following:
Where 
As you can observe,
is the reciprocal of 
In this case you have the following expression given in the exercise:

Observe the expression. As you can notice, the base "n" has a negative exponent, which is -6.
Therefore, applying the Negative property of exponents explained at the beginning of this explanation, you can simplify the expression.
Then, the simplified form of
is the one shown below:

Answer:
Horizontal: y=-8
Vertical: x=-3
Step-by-step explanation: