d/dx {Tan-14x/1+5x2+Tan-12+3x/3-2x}=

1.  1/1+25x2

2.  5/1+25x2

3.  1/1+5x2

4.  5/1+5x2

4

5/1+25x2

Explanation :
No Explanation available for this question

1.  -1

2.  0

3.  1

4.  2

4

0

Explanation :
No Explanation available for this question

d/dx{Sin-12x/1+x2+Sec-11+x2/1-x2}=

1.  1/1+x2

2.  2/1+x2

3.   4/1+x2

4.  -1/1+x2

4

4/1+x2

Explanation :
No Explanation available for this question

d/dx{Sin-12x/1+x2+Sec-11+x2/1-x2}=

1.  1/1+x2

2.  2/1+x2

3.  4/1+x2

4.  -1/1+x2

4

4/1+x2

Explanation :
No Explanation available for this question

d/dx{Tanxn+Tannx+Tan-1(a+xn/1-axn)}=

1.  n{xn-1sec2xn+tann-1xsec2x+xn-1/1+x2n}

2.  -1

3.  1

4.  none

4

n{xn-1sec2xn+tann-1xsec2x+xn-1/1+x2n}

Explanation :
No Explanation available for this question

d/dx{Tan-1x/√1-x2+Sec-11/√1-x2}=

1.  1/2(1+x2)

2.  2/√1-x2

3.  3/1+x2

4.  1/2√1-x2

4

2/√1-x2

Explanation :
No Explanation available for this question

d/dx{sin-1(2x√1-x2)+Sec-11/√1-x2}=

1.  -1/1+x2

2.  3/√1-x2

3.  3/1+x2

4.  1/2√1-x2

4

3/√1-x2

Explanation :
No Explanation available for this question

The derivative of Tan-1(sec x+tan x) w.r.to x is

1.  1

2.  -1

3.  1/2

4.  -1/2

4

1/2

Explanation :
No Explanation available for this question

The derivative of cot-1(cosec x-cot x) w.r.to x is

1.  1

2.  -1

3.  1/2

4.  -1/2

4

-1/2

Explanation :
No Explanation available for this question

1.  1

2.  -1

3.  1/2

4.  -1/2

4