Question 1: Number of integer values ​​of (m in[-25 ; 25]) so that the function (y=frac{(2 m+1) tan x+1}{tan x+m}) covariates over the interval (left(0 ; frac{pi} {2}right)) is:

Question 1: Number of integer values ​​of (m in[-25 ; 25]) so that the function (y=frac{(2 m+1) tan x+1}{tan x+m}) covariates over the interval (left(0 ; frac{pi} {2}right)) is: A. 15 B. 20 C. 25 D. 30 (begin{array}{l} text { Definition: } tan x neq-m text { . }\ text { We have } y^{prime}=frac{2 …

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