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If sinA=3/5 and π/2<A<π find cosA and tan2A

Posted by Gaurav Singh 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Hiii guys.im mathmesh of class 11 studying in pv in chennai.anybody cwn PLZ reply me coz i dont know anyone in my school.nobody knows me and even i dont know anyone.

Posted by Mathmesh Kumar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

5 answers

Priya Dharshini ☺☺ 7 years, 4 months ago

Hi

Harsh Patel 7 years, 4 months ago

Hey frnd

Bhupendra Baghel 7 years, 4 months ago

Hiiiiii

Ritu Thapliyal 7 years, 4 months ago

Hlo

Dhruv Choudhary 7 years, 4 months ago

Hey

ANSWER

Cos6x

Posted by Satyam Gupta 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

I am facing problems in solving trigo questions what should I do.....

Posted by Manika Gupta 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Dhruv Choudhary 7 years, 4 months ago

Hey

Naman Bhargava 7 years, 4 months ago

Learn formulas and try to do questions related to formulae which u have learnt recently

ANSWER

In how many ways 5 rings can be placed in 4 fingers...??

Posted by Shashi Kanta 7 years, 4 months ago

CBSE > Class 11 > Mathematics

3 answers

Sejal Sharma 7 years, 4 months ago

20 ways

Anmol Sandhu 7 years, 4 months ago

20

Manika Gupta 7 years, 4 months ago

20

ANSWER

Value of pie in terms of angle

Posted by Sushant Pratap 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Devanand Naik 7 years, 4 months ago

180

Priya Thakur 7 years, 4 months ago

The value is 180

ANSWER

Find range of f(x)=underroot 16-xsqure

Posted by Ponty Moyal 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Where can i get trigonometry supplementary exercise-3.5 solved

Posted by Adarsh Mishra 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Kapil Upadhyay 7 years, 4 months ago

Check www.theopgupta.com you can get a pdf

ANSWER

Yar koi to answer de do na

Posted by Karan Gr 5 years, 8 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

1/(k+1)(k+2)[k³+9k+6k²+4/4(k+3)] ☝ Ye vala as fast as please ?

Posted by Karan Gr 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Alisha Wadhwa 7 years, 4 months ago

Hit and trial method lgao ho jaayega

ANSWER

Plz koi ans kar do mere question ka?

Posted by Karan Gr 5 years, 8 months ago

CBSE > Class 11 > Mathematics

1 answers

Riti Bansal 7 years, 4 months ago

Which

ANSWER

Prove that 1/(k+1)(k+2)[k³+9k+6k²+4/4(k+3)]=(k+1)(k+4)/4(k+2)(k+3)

Posted by Karan Gr 7 years, 4 months ago

CBSE > Class 11 > Mathematics

2 answers

Manika Gupta 7 years, 4 months ago

k³ + 9k + 6k² + 4 ko k + 3 se divide kar do solve ho jayega....

Karan Gr 7 years, 4 months ago

This?

ANSWER

Cos x=13\14 & cos y=1\7 ,where x&y is acute angle, prove that x-y= -π\3

Posted by Aditya Tiwari 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

2401 should square root

Posted by Shiladitya Dash 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Dev Tera Yaar Jaat☢️ 7 years, 4 months ago

49

ANSWER

I need supplimentary part of the text book plz kindly add these part.

Posted by Romen Moirangthem 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sin 75°

Posted by Kaushal Kumar 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sinx.siny=1/4 3tanx=4tany To prove =sin(x+y)=7/16

Posted by Divyansh Singh 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Gurleen Singh 4 years, 6 months ago

given that 3/4=tanx/tany 3/4=(sinx*cosy)/(cosx.siny) (cosx*siny)*3/4=sinx*cosy sin(x+y)=sinxcosy+cosxsiny sin(x+y)=sinxcosy(1+3/4) sin(x+y)=(1/4)*(7/4) sin(x+y)=7/16 THANKS

ANSWER

If a is a subset and equal to b and c is a subset and equal to d then prove that a into c is a subset and equal to b into d.

Posted by Khushi Narang 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Tushar Thakur 7 years, 4 months ago

Hii

ANSWER

Find the square roots of the following: 1-i

Posted by Devesh Rajput 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Subsets

Posted by Abhay Yadav 7 years, 4 months ago

CBSE > Class 11 > Mathematics

1 answers

Ritu Thapliyal 7 years, 4 months ago

A subset is a set made up of components of another set

ANSWER

x2+1/x2-4(x-1/x-6)...find the square root

Posted by Komal Sharma 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

When is cos

Posted by Priya Riya 7 years, 4 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sin(x+y-z),sin(x+z-y),sin(z+y-x),, are in A.P. then prove that tanx ,tany ,tanz are in A.P.

Posted by Umang Singh 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Cos2x= 1+tan2x/1+tan2x

Posted by Chandrajeet Yadav 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

If l=25cm, r=1/2cm, then find the value of theta

Posted by Amisha Yadav 7 years, 5 months ago

CBSE > Class 11 > Mathematics

2 answers

Amisha Amisha 7 years, 4 months ago

50 radian

Shatayu Ganvir 7 years, 5 months ago

50rad

ANSWER

identify a functiin f(x)so that f(x).f(y)=f(x+y)

Posted by Lucky Saw 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

identify a function f(x) so that f(y).=f(x+y)

Posted by Lucky Saw 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

identify a function f(x) so that f(x).f(y)=f(x+y)

Posted by Lucky Saw 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sin47+cos77=cos17

Posted by Saniya Sharma 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

please give me rs aggarwal class 11 solutions

Posted by Md Aamil 7 years, 5 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

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