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How do I go about writing my essay in Spanish?

When writing your essay, it is important to think about the structure so that it reads well, as well as making sure the language and grammar is accurate. Start your essay by introducing the topic and letting...
CF
Answered by Christina F. • Spanish tutor
6558 Views

Find the derivative and following function and hence find the value of coordinates for when the function is at a stationary point:

y = e x x 2 + e x : The derivative can be found using the chain rule. (A reminder of the chain rule: if y is a product of two functions of x i.e if y = F(x)G(x) , the derivative is as follows: y I = F I (x)G...
MC
Answered by Michael C. • Maths tutor
4073 Views

An enzyme catalyses only one reaction. Explain why.

Enzyme has a specific active site. Only one substrate will fit the active site.
AM
Answered by Amy M. • Biology tutor
8251 Views

What is the trend in ionization energy across period 3 in the periodic table?

Ionization energy generally increases across period 3 because the nuclear charge increases but the shielding of the outer electrons remains relatively the same. This means that the electrostatic force of att...
TA
Answered by Tamara A. • Chemistry tutor
134860 Views

Why does exp(x+y) NOT equal exp(x)+exp(y)? [A-level Maths and Further Maths common mistake]

This is a very common mistake, so don't worry. To see why this is the case, let's go back through our notes to the "laws of indices" and recall the rule for adding powers; a m * a n = a (m+n) The e...
TD
Answered by Tutor56252 D. • Maths tutor
10228 Views