What is the standard form of the number in the calculator’s display?
5.7e+11

a.) 0.57
b.) 0.57
c.) 570,000,000,000
d.) 5,700,000,000,000

We are asked to express the given number 5.7 e+11 to a standard form. The standard form of the number is the expounded form including zeros and commas. when a number is multiplied by 10 raised to the power of n, the number of zeros is equal to n-1. Hence the answer is C.) 570,000,000,000 

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