Top answers

Integrate (x^3 - x^2 - 5x + 7) with respect to x.

Remember to integrate you +1 to the power and divide by the new power:(x 3+1 /3+1) - (x 2+1 /2+1) - 5(x 1+1 /1+1) + 7(x 0+1 /0+1) + CDONT FORGET YOUR CONSTANTx 4 /4 - x 3 /3 - 5x 2 /2 + 7x + C
NL
Answered by Nathan L. • Maths tutor
5950 Views

What is Le Châtelier's principle?

Le Châtelier's principle is that when a system has reached a dynamic equilibrium the position of equilbrium will move to resist any change that is imposed on it. For example if you heat a reaction that has r...
TG
Answered by Thomas G. • Chemistry tutor
5985 Views

Name the type of reaction that takes place when calcium carbonate is heated strongly?

This is called thermal decomposition. CaCO 3 decomposes into calcium oxide (CaO) and Carbon Dioxide (CO 2 ).
TG
Answered by Thomas G. • Chemistry tutor
32703 Views

What is oxidation?

Oxidation is the loss of electrons from a molecule, atom, or ion. This corresponds to an increase in the oxidation number of the molecule, atom, or ion.
TG
Answered by Thomas G. • Chemistry tutor
5240 Views

How should I aproach a connected rates of change question.

You should start by identifying which parts have a fixed rate of change e.g. water is being poured in at 50 cm^3/s. You should then identify what is changing in relation to this e.g the height of fluid in a ...
KC
Answered by Kyle C. • Maths tutor
8182 Views