Top answers

How do you prepare for the medical school interview?

The most important thing is really to practice and practice even more! Practice with literally anyone - your parents, teachers, friends, neighbours and even yourself in from of a mirror. A good book that I u...
MC
2647 Views

This is a sequence: 2,4,7,11,16. Find the Nth term

1/2n 2 + 1/2n + 1 This is a hard one and maybe closer to a maths challenge question. It is easier to explain in person. First common difference is 1 then 2 then 3 and so on. The second common difference is 1...
ZF
Answered by Zia F. • Maths tutor
25480 Views

express (3x + 5)/(x^2 + 2x - 15) - 2/(x - 3) as a single fraction its simplest form

(x - 5) / (x 2 + 2x - 15)
GH
Answered by George H. • Maths tutor
5619 Views

Diamond and Graphite are both giant covalent structures. If they are both made of carbon why does diamond have a higher melting point?

Although both are giant covalent structures, they have different structures. Diamond makes a 3d structure with each carbon attached to 4 other carbons so the only bond to break when melting it is the very st...
ZF
Answered by Zia F. • Chemistry tutor
29486 Views

The Polar Bear is the largest species of bear in the world. With regards to adaptation, suggest a reason for this.

The habitat of the Polar Bears is the arctic. This is a much colder climate than the other species of bear found in the wild. Therefore the Polar Bear has adapted to live in this colder climate. One adaptati...
ZF
Answered by Zia F. • Biology tutor
6658 Views