Simplify the expression below.
2 answers:
Answer:
D. 10^10
Step-by-step explanation:
Multiplying numbers with exponents rule : 
explanation of rule : we simply keep the bases the same and add the exponents.
10^3 • 10^7
keep the base as 10 and add the exponents

Keep in mind that this only works when the bases are the same.
Answer:

Step-by-step explanation:
The given expression, 10³ • 10⁷ has the same base but different exponential values. We know that,
So,

= 
=
(3rd option)
_____
Hope it helps!

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Step-by-step explanation:
Can you please explain more? I don’t get what you mean.....
A. True
The sum of the distances round the shape is the Perimeter.
You combine like terms like 8y+13y which gives you 21y and don't forget the -5x so your simplified equation would end up being A. 21 - 5x
Answer:
Step-by-step explanation:
arranging in ascending order
45,57,70,72,78
number of terms=5
median=(5+1)/2=3rd
or median =70