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Make x the subject in the equation x+y=11(1). This will help us eliminate x in the second equation (2).x=11-y (3)Substitute (3) into (2)(11-y)²+y²=61Expanding the brackets and simpli...

Unlike some of the other IB topics, the final examinations for English don't ask you to demonstrate a certain memorized knowledge, rather a skill that has been developed over the two years. While paper on...

Proteins travel to the Golgi Apparatus where they are modified (e.g. glycosylation) and packaged into vesicles. Vesicles then travel to, and fuse with, the cell surface membrane. This causes the release o...

Every mathematical function has a range and a domain. The range of a function is the set of possible outputs the function has. In this case, we know that our output (y) must be a positive number because i...

In order to judge whether a miracle is possible, one must first decide on a definition of the concept of a miracle, which has been widely debated amongst a range of philosophers over many years. St August...