# Tutor profile: Anton B.

## Questions

### Subject: Calculus

How are Reimann sum and the integral related?

Both are a summation of area under a curve. Where the Reimann sum is the summation of multiple rectangles with a specified step-size, the integral is done in the same manner with an infinitesimal step-size.

### Subject: Aerospace Engineering

What is the purpose of a combustion chamber in a multi-propellant rocket engine?

The purpose of a combustion chamber in a multi-propellant rocket engine is to fully develop a uniform combustion of both fuel and oxidizer after they have exited the injector. The products of this reaction may also be used to power the turbopumps of the engine, if applicable.

### Subject: Algebra

Plot the following parabola, and find the domain and range: y = (x-1)^2+3

The parabola can be plotted with the following: vertex at (1,3), y-intercept at 4. The domain of this parabola is (-inf, inf) and the range is [3,inf).