हल कीजिए : `tan^(-1)((1)/(1+2x))+tan^(-1)((1)/(1+4x))=tan^(-1)""(2)/(x^(2))`.

हल कीजिए :
`tan^(-1)((1)/(1+2x))+tan^(-1)((1)/(1+4x))=tan^(-1)""(2)/(x^(2))`.

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

Salim Ahmed Kawsar

Correct Answer - 0, 3, `-(2)/(3)`

4 views Answered 2023-02-05 15:29

Related Questions

If `[(1,-tan theta),(tan theta,1)][(1,tan theta),(-tan theta,1)]^(-1)=[(a,-b),(b,a)],` then

2 Answers 7 Views

If `0<a_1<a_2<ddot<a_n ,` then prove that `tan^(-1)((a_1x-y)/(x+a_1y))+tan^(-1)((a_2-a_1)/(1+a_2a+1))+tan^(-1)((a_3-a_2)/(1+a_3a_2))++tan^(-1)((a_n-a_

2 Answers 5 Views

Find the principal values of the following (i) `tan^(-1) (tan. (2pi)/(3))` (ii) `tan^(-1) (tan (-6))`

2 Answers 4 Views

Prove that : `2 tan^(-1) (cosec tan^(-1) x - tan cot^(-1) x) = tan^(-1) x`

2 Answers 5 Views

If `u=cot^-1 sqrt(tanalpha)-tan^-1 sqrt(tan alpha),` then `tan(pi/4-u/2)` is equal to (a) `sqrt(tan alpha)` (b) `sqrt(cos alpha)` (c) `tan alpha` (d)

2 Answers 5 Views

`theta = tan^(-1) (2 tan^(2) theta) - tan^(-1) ((1)/(3) tan theta) " then " tan theta=`

2 Answers 9 Views

The value of `tan^(-1).(4)/(7) + tan^(-1).(4)/(19) + tan^(-1).(4)/(39) + tan^(-1).(4)/(67) ... oo` equals

2 Answers 5 Views

निम्नलिखित समीकरणों को हल कीजिए - `tan^(-1)(x-1)+tan^(-1)x+tan^(-1)(x+1)=tan^(-1)3x.`

2 Answers 4 Views

(i) हल कीजिए : `tan^(-1)(x+1)+tan^(-1)(x-1)=tan^(-1)""(8)/(31)`

2 Answers 6 Views

15. Which of the following is correct? (1) \( \tan 1>\tan 2 \) (2) \( \tan 2>\tan 1 \) (3) \( \sin 1\cos 2 \)

2 Answers 5 Views

এক্সাম দিয়ে মেধা যাচাই করুন

Job Preparation (1125)

Admission (754)

এসএসসি (10)

এইচএসসি (5)