Answer:
it is b
Step-by-step explanation:
Answer:
TYSM!! Have a awesome day
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Step-by-step explanation:
12
Step-by-step explanation:
Quotient rule,

Do this,
a^(n-3)=a^9
Since the exponents have to be the same, this turned into a simple one step equation:
n-3=9
+3 +3
**n = 12, so the final answer is 12.
Answer:
The surface area of a sphere is calculated by formula:
A = 4 x pi x radius^2
=> radius = sqrt(A/(4 x pi) = sqrt(4534.16/(4 x pi)) = 19 (cm)
Hope this helps!
:)
Answer:
x<-5
Step-by-step explanation:
-0.4x>0.8+1.2
-0.4x>2
x<-5