Answer:
See Explanation
Step-by-step explanation:
2a because with 18a and 20ab they both have "a" in common and they are even thus multiples of 2 leaving you with 2a(9,10b)
Answer:
tan 4x
Step-by-step explanation:
Note the difference identity for tangent ratio is
tan(x - y) =
Given
← in the form of the right side of the expansion, thus
= tan(9x - 5x)
= tan 4x
Answer:
(8,-6)
Step-by-step explanation:
The rule is (x,y) becomes (-y,x). You can find all of these rules online.
Answer:
C. (0,2)
the line goes through y 2 at x 0