Answer:

Step-by-step explanation:
The applicable rules of exponents are ...

Your ratio simplifies to ...

_____
Please note that simplifying the constants, -8/10 to -4/5, eliminates half the answer choices. Since exponents are only multiplied when a power is raised to a power, you can pretty much eliminate the second choice as being unreasonable. ((a^b)^c = a^(bc))
We know that:
C=πd Were π(pi)=3,14... and d=diameter
We know that the radious is 2d, so we aply this to the formula and we get that:
C=2πr
Answer:
the answer to your question is 0.4375
Answer:
C. Square root of x = -5
Step-by-step explanation:
6y - 3x > 9
-3x > -6y + 9
x < 2y - 3....yes, it is shaded below the line