# Tutor profile: Eric E.

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Eric E.

Data Analyst at Transunion

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## Questions

### Subject: Trigonometry

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Question:

what is the Sin(45 degrees)?

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Eric E.

Answer:

(Square root of 2)/2

### Subject: Calculus

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Question:

What is the integral from -infinity to infinity of x?

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Eric E.

Answer:

((x^2)/2) + C

### Subject: Statistics

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Question:

What is the percent chance of flipping heads three times in a row?

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Eric E.

Answer:

the percent chance of flipping heads one time in a row is 50% so the chance of flipping it three times in a row is .5^3 = 12.5%

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