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# Tutor profile: Abigail O.

Abigail O.
Software Engineer at The Walt Disney Company

## Questions

### Subject:Javascript Programming

TutorMe
Question:

Write a JS function that allows you to do the following: var addTen = createBase(10); addTen(10); // returns 20 addTen(21); // returns 31 Hint: Use a closure.

Abigail O.

function createBase(baseNumber) { return function(N) { // we are referencing baseNumber here even though it was declared // outside of this function. Closures allow us to do this in JavaScript return baseNumber + N; } } var addTen = createBase(10); addTen(10); addTen(21);

### Subject:Calculus

TutorMe
Question:

Find f (3) and f ‘ (3), assuming that the tangent line to y = f (x) at a = 3 has equation y = 5x + 2.

Abigail O.

f (3) = 17 f ' (3) = 5

### Subject:Algebra

TutorMe
Question:

5x + 3 = 7x – 1. Solve for x. a. 1/3 b. ½ c. 1 d. 2

Abigail O.

d

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