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Qu'aimes-tu faire pendant ton temps libre?

Lorsque j'ai du temps libre, j'aime lire des romans d'aventures, me promener dans la nature ou bien cuisiner des desserts! En effet, je prépare souvent des gâteaux avec ma mère: elle me montre ce qu'il fa...

DK
Answered by Daria K. French tutor
15049 Views

How do you differentiate?

Say you have the term y=3X2 . You start by bringing the power down and placing it in front of the 3 so they multiply like so y=2x3X2 then next you take one away from the power like s...

AY
Answered by Alex Y. Maths tutor
3375 Views

Calculate the concentration, in mol dm-3, of a solution of chloric (I) acid, HOCl , which has a pH of 4.23. Chloric acid is a weak acid, with Ka = 3.72 x 10^-8

  1. [H+] = 10^-4.232) [H+]^2 = Ka x [HA]3) [HA] x Ka = (3.467368505 x 10^-9)4) [HA] = 0.0932
AA
Answered by Afshaun A. Chemistry tutor
6450 Views

How can I achieve a grade A?

It is absolutely vital that examples are incorporated in the argument of your essay. For every point that is made, an example should be given as it demonstrates your understanding of a political concept. ...

RR
2452 Views

p(x)=2x^3 + 7x^2 + 2x - 3. (a) Use the factor theorem to prove that x + 3 is a factor of p(x). (b) Simplify the expression (2x^3 + 7x^2 + 2x - 3)/(4x^2-1), x!= +- 0.5

(a) The factor theorem states that: the polynomial f(x) has a factor (x - a) if and only if f(a) = 0.Use that information, we know that (x + 3) is a factor of p(x) if p(-3) = 0. So let's test it:p(-3) = 2...

JM
Answered by James M. Maths tutor
10684 Views

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