Search over 10,000 free study notes

To begin with, I would begin by explaining that in a situation with simultaneous equations one of the variables must be eliminated to find the values for y and x.In this specific case I would make the x v...

The present perfect tense in Spanish is used to describe actions that have happened recently or that are still ongoing in the present. It is a compound tense, so you use the verb haber in the pre...

Purpose - What is the reason behind the article? To entertain, inform, persuade? Audience - What language will be relevant depending on the age of the audience and the interests of the audie...

First you need to remove the coefficient on the x^2. We do this by factorising the 2x^2 + 20x and placing the 2 from the x^2 outside a set of brackets. This looks like:2(x²+10x) +15 = 0Then we ...

Haemophilia is a sex-linked recessive condition that causes serious bleeding problems. In the human genome there are 22 autosomal chromosome pairs and 1 sex chromosome pair. Males are always XY and female...