What's the square footage of a rectangle 4ft by 6ft
1 answer:
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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.