The band has sold 1,890,000 copies or 1.89 x 10^6
Ya got to go $660 + 7% hours later on $450 hours later 00.578 to finish
Answer:
See below
Step-by-step explanation:
In the second step there should be (1 - cot x) instead of (1 + cot x)
(1 + tan x) [1 + cot(-x)]
= (1 + tan x) (1 - cot x)
= 1 - cot x + tan x - tan x cot x
= 1 - cot x + tan x - 1
= tan x - cot x
If the income is $2600 the purchasing power will be $2400 .this is shown on the diagram above
