CBSE > Class 11 > Mathematics | CBSE Board | Homework Help

Ask questions which are clear, concise and easy to understand.

Ask Question

Sin 3x +sin3 (2x/3 + x )+sin3 (4x/3+x) =3/4sin 3x

Posted by Akash Bhullar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

How

Posted by Punit Deswal 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What is value of underroot 3 cosec20 minus sec20

Posted by Aman Kumat 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

1cubic meter=l

Posted by Gaurav Bhatt 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

limx-0(xsquare- √x/√x-1)

Posted by Ayushi Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

In a single throw of two dice,find the probability that neither a doublet nor a total of 9 will appear.

Posted by Harsh Gupta 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Prashant Kumar 8 years, 1 month ago

16/36

2Thank You

Harsh Gupta 8 years, 1 month ago

Hvc

0Thank You

ANSWER

x^2+2x+1=0

Posted by Vaibhav Kumar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Harini Sivakumar 8 years, 1 month ago

X= -1

0Thank You

Prashant Kumar 8 years, 1 month ago

(x+1)^2=0. X=-1

0Thank You

ANSWER

tan(70degree)= tan(20degree) + 2tan(50degree)

Posted by Rahul Saini 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Cos20°cos40°cos60°cos80°=1/16

Posted by Vipasha Tilotiya 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Differentiate log cosx

Posted by Himanshu Tiwari 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Himanshu Tiwari 8 years, 1 month ago

Thanks

1Thank You

Akshay Singh 8 years, 1 month ago

-tanX

1Thank You

ANSWER

Sin(x+a) ÷cox diffrentiate with respect to x

Posted by Mukul Gupta 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the A. M and G. M of 5 and 7

Posted by Ayush Maheshwari 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Harini Sivakumar 8 years, 1 month ago

Yeah...6 and root 35

1Thank You

Himanshu Tiwari 8 years, 1 month ago

Arithmetic mean and geometric mean and geometric mean has the formula of under root a b and a.m. has the formula of a + b upon 2 now you can find the answer

0Thank You

ANSWER

What is foot of perpendicular

Posted by Raghav Joshi 8 years, 1 month ago

CBSE > Class 11 > Mathematics

2 answers

Talha Sarfraz 8 years, 1 month ago

To find it coordinates formula is For x X-x1/a = -(ax1+by1+c)/a^2+b^2 For y Y-y1/b = -(ax1+by1+c)/a^2+b^2

1Thank You

Himanshu Tiwari 8 years, 1 month ago

The point from where the perpendicular starts

0Thank You

ANSWER

Posted by Shivam Jha 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

find the middle term of (2x-x^2÷4)^9

Posted by Sanjay Das 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What are skew lines

Posted by Gurvinder Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What do you meant by collinear ?

Posted by Roshan Mourya 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Harini Sivakumar 8 years, 1 month ago

Different points on same line are said to be collinear..

1Thank You

ANSWER

Differntiate " log sin x " from first principle

Posted by Shruti Dhar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

The radius of a circle having minimum area which touches curve y=4-x^2 and the line y = |x|

Posted by Rajeev Ranjan 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

1×2ki power 2 +2×3kipower 2 +----------+n (n+1)ka holl square upon 1ki power 2into 2 +2kipower2×3+------+nkipower2 (n+1)=3n+5 Mathematical induction class 11th

Posted by Dharmender Kumar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

1_i

Posted by Kiran Malik 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

2+4+73-373-(383)3*73/39+28-384-2738/39*838/292+3734+00383*0=?

Posted by Ritikesh Kumar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

The base of an equilateral triangle with side 2a lies along the Y-axis such that the mid-point of the base is at the origin. Find vertices of the triangle.

Posted by Tera Baap 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Harini Sivakumar 8 years, 1 month ago

(0,-a) (0,a) (a root 3, 0)

1Thank You

ANSWER

1/2*5+1/5*8+1/8*11+......n terms

Posted by Ujjwal Tripathi 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

COSA COS2A COS4A COS8A

Posted by Himanshu Solanki 8 years, 1 month ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Write the complex number in standard form -1÷3+4

Posted by N Dhanoosh Kumar B Nanda Kumar 8 years, 1 month ago

CBSE > Class 11 > Mathematics

1 answers

Himanshu Tiwari 8 years, 1 month ago

this is not any complex number

0Thank You

ANSWER

How to find angle in polar form

Posted by Saksham Singh 8 years, 1 month ago

CBSE > Class 11 > Mathematics

3 answers

Anjali Kumari 8 years, 1 month ago

Tan alpha = tan imz/real part

1Thank You

Anjali Kumari 8 years, 1 month ago

Angle different quadrant diffrent find hota h agr apko tan alpha pta h toh 1quadrant m alpha theta k equal hota h 2qu m theta pi - aplha 3qu m aplha -pi 4qu m theta =-aplha

0Thank You

Himanshu Tiwari 8 years, 1 month ago

Where to find the angle in polar form we generally use the formula that is sin theta is equals to perpendicular upon hypotenuse and several others like cos theta or 10 theta can also be taken out like that

2Thank You

ANSWER

Show that the set of all points such that the difference of their distances from(4,0) and (-4,0) is always equal to 2 represents a hyperbola.

Posted by Ayush Mishra 8 years, 1 month ago

CBSE > Class 11 > Mathematics