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Does the following matrix A = (2 2 // 3 9) (upper row then lower row) have an inverse? If the matrix A^2 is applied as a transformation to a triangle T, by what factor will the area of the triangle change under the transformation?

The answer to the first part is that the matrix does have an inverse. This is found by finding the determinant of the matrix from the formula a d - b c (for some matrix ( a b // c d ) ) to get the answer 2 9...
CO
3377 Views

I know a bit about Shakespeare, but how can I talk about his work without sounding boring?

Think about which of his plays you've read. If you're going to talk about him confidently and substantially, you should have at least three up your sleeve. The tutors will be looking for a unique and nuanced...
NV
2046 Views

Sodium hydroxide reacts with hydrochloric acid, what are the products formed?

acid + hydroxide > salt + water so this makes Sodium Chloride and water
RT
Answered by Ryan T. • Chemistry tutor
6143 Views

What is St Anselm of Canterbury's Ontological Argument for the Existence of God?

According to Anselm, God can be defined as 'that than which nothing greater can be conceived'. Everybody possesses such an idea in the mind a priori, an idea of the greatest conceivable being. However, Ansle...
JM
5367 Views

Explain, using examples, what is meant by the circular flow of income.

The circular flow of income shows the flows of money between households and firms. Money flows from consumers to firms through consumer spending. Conversely, households recieve an income through a firm's dem...
RD
Answered by Rupert D. • Economics tutor
18202 Views