# Hello, I need help understanding how to form a general formula, using f(x)=5 tan x, for all the solutions to f(x)=-5 by using angle(s) in the interval [0,pi) and adding multiples of some integer k. I do not know how to input -5 into 5 tan x, or how to begin.

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Hello,

I need help understanding how to form a general formula, using f(x)=5 tan x, for all the solutions to f(x)=-5 by using angle(s) in the interval [0,pi) and adding multiples of some integer k. I do not know how to input -5 into 5 tan x, or how to begin.

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Step 1

Consider the provided function.

Step 2

The above information can be written as:

Step 3

The provided interval is [0, ). The value of tan 1350 = -1 because tan 1350 is lying on 2nd quadrant where tan x is negative.

... help_outlineImage Transcriptionclosetan x 1 tan x tan or tan 135° 2 4 tan x tan or tan 135° 4 fullscreen

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