Answer:
m (parallel) =
3
/4
Step-by-step explanation:
on the graph Y will start on two
Answer:
Step-by-step explanation:
20 x 20% = 4
there are 4 ice cream shops in the park
Answer:
I think it might be 13 or 14 I'm not completely sure though.
Step-by-step explanation:
Answer:
420
Step-by-step explanation:
if we add 30 to each of the length of speech, we get 420 seconds
Step-by-step explanation:
To prove it we just use the definition of similar matrices and properties of determinants:
If are similar matrices, then there is an invertible matrix , such that (that's the definition of matrices being similar). And so we compute the determinant of such matrix to get:
(Determinant of a product of matrices is the product of their determinants, and the determinant of is just )