Top answers

What IS a Taylor Series?

If you have studied Physics, you may be familiar with the small angle approximation cos θ ≈ 1 - θ 2 / 2. This is a surprisingly accurate approximation for small values of theta (try it!), but where does it c...
DM
3304 Views

évaluer la presentation du système scolaire dans le film 'entre les murs'

Dans Entre les Murs le système scolaire est présenté dans une manière très négative à cause du fait qu’il échoue tous les élèves dans le collège. C’est vrai qu’il y a des élèves très faible dans ce collège, ...
GC
Answered by Georgia C. • French tutor
2617 Views

What are the main components of an animal cell? What are their functions?

Cell membrane - semi-permeable barrier, allowing some substances in but not otherscytoplasm - material in the cell which contains dissolved salts, minerals and organelles. mitochondria - Where respiration ta...
ED
Answered by Emily D. • Biology tutor
3242 Views

How do cell membranes form and what is their structure

The cell membrane consists of a phospholipid bilayer. Phospholipids are molecules with a hydrophilic (water loving) tail. And a hydrophobic ( water repelling) tail. The cell environment contains a high propo...
ED
Answered by Emily D. • Biology tutor
3244 Views

Solve x^2+8x-5=0 using completing the square

by completing the square we write the equation as (x+b/2)^2-b/2^2+c, in this case b=8 (the coefficient of x) and c=5 so we have (x+4)^2-16-5=0, which equals (x+4)^2-21=0. Now by rearranging we get (x+4)^2=21...
LH
3145 Views