To verify the identity tan (x1+x2+x3) = tan x1 + tan x2 + tan x3 - tan x1 tan x2 tan x3 / 1 - tan x1 tan x2 - tan x2 tan x3
2 answers:
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Answer:
The choose;
Step-by-step explanation:
I hope I helped you^_^
First, factor each expression by finding two terms whose product is equal to the c term and sum is equal to the b term.
x^2-x+6 --> (x-3)(x+2)
x^2-4 --> (x+2) (x-2)
Next, cancel the terms that are equal on the top and bottom.
You are left with the answer of:
Hope this helps!!