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Radhika R.
Research assistant at fordham University
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Calculus
TutorMe
Question:

d/dx (1/(1-x^2)^(1/2))

Radhika R.
Answer:

sininv(x)

Statistics
TutorMe
Question:

In a group of 40 people, 10 are healthy and every person of the remaining 30 has either high blood pressure, a high level of cholesterol or both. If 15 have high blood pressure and 25 have high level of cholesterol, a) how many people have high blood pressure and a high level of cholesterol?

Radhika R.
Answer:

10

Algebra
TutorMe
Question:

Evaluate f(10)-f(5)+f(2), where f(x) = 3, for all x

Radhika R.
Answer:

3

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