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Find the equation of the bisector of the angles between the coordinate axis

Posted by Parul Rathi 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Find the equation of the line passing through the point (2,4)and prependicular to x-axis

Posted by Shambhu Kumar 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the value of alpha for which the coffi ient of the middle term in the expansion of (1+alpha x)whole power 4 and (1-alpha x)whole power 6are equal.

Posted by Dheeraj Yadav 5 years, 9 months ago

CBSE > Class 11 > Mathematics

0 answers

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Find the value of x for which the points (-1,x)(2,1)(4,5) are collinear

Posted by Nandani Singh Singh 7 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Komal Gupta 7 years, 2 months ago

P(x,-1),Q(2,1),R(4,5) are collinear From P (x,-1) and Q (2,1) m1(PQ) =y2 -y1/x2-x1 =1-(-1)/2-x =1+1/2-x =2/2-x. ...................(1) From Q(2,1) and R(4,5) m2(QR)=y2-y1/x2-x1 =5-1/4-2 =4/2 =2. ...........................(2) Equating eq1 and eq2 2/2-x=2 By cross multiplication 2 =2(2-x) 2=4-2x 2x=4-2 2x=2 x=1 Hence find the value of x =1

Komal Gupta 7 years, 2 months ago

(x,-1),(2,1),(4,5) are collinear

ANSWER

If a poind p(x,y)is equidistant from the poind A(6,_1)andB(2,3)find the relation between Xand Y.

Posted by Praveen Kumar 7 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Raj Hindu 7 years, 2 months ago

Who praveen ... I found 2x-y =6

Praveen Kumar 7 years, 2 months ago

X - Y=3

ANSWER

Show that the middle term in the expansion of (1+x)^2n is 1.3.5....(2n--1)/n! × 2nx^n, where n is a positive integer.

Posted by Shivshant Upadhyay 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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If A and G be A.M. and G.M., respectively between two positive numbers, prove that the numbers are A+_under root(A+G)(A--G).

Posted by Shivshant Upadhyay 7 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Hemant Rathod 7 years, 2 months ago

A.M=a+b/2 =A .G.M =√ab =G. Put A and G in. Given eqn. (a+b/2-√ab) ^2

Shreesha Bharadwaj 7 years, 2 months ago

2A=a+b g^2=ab x^2--(a+b)+ab x^2-2A+g^2 x=-b+_ squareroot of (b^2-4ac)/2a 2A+_square root of (4A^2_--4*1*G^2) /2*1 2A+_squareroot of 4 * (A^2-G^2) /2 2A+2 square root of (A+G)(A-G) ÷2 2(A+square root of (A+G)(A-G) ÷2 A+_squareroot of (A+G)(A-G) proved

ANSWER

Marking scheme

Posted by Shubham Sharma 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Find the term independent of x.. (3√x +1/2.3√x)18

Posted by Udita Singh 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Cos31+sin31/cos31-sin31=tan76

Posted by Abhishek Patel 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Cos^3pie/9+sin^3pie/18=3/4(cospie/9+sinpie/18

Posted by Rani Thakur 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

A tour operator charges Rs.136 per passenger with a discount of 40 paisa for each passenger in excess of 100. The operator required at least 100 passengers to operate the tour.Determine the number of passenger that will maximize the amount of money the tour operator recives

Posted by Kishore Kumar 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Ayush Sharma 7 years, 2 months ago

B

ANSWER

What is h.is

Posted by Ahil Gj 7 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Ayush Sharma 7 years, 2 months ago

H is Heisenberg

Barak Shabh?? 7 years, 2 months ago

Nothing but it has very small value like 0.000000000000001

ANSWER

Sum of n terms of the series whose nth term is( n (square)-n+1) n!

Posted by Annshul Kashyap 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Solved questions on 1st principal of differenciation

Posted by Budhaditya Mukherjee 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Find the sum to n terms of the series :5+11+19+29+41........

Posted by Shubhavadhana Chandramohan 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Write the equation of the line through the points (1,-1) and (3,5)

Posted by Rahul Sharma 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Student Cbse 7 years, 2 months ago

(y+1)=5-(-1)/3-1*(x-1) y+1 =3(x-1) 3x-y-4=0

ANSWER

Sabne ab tak maths m kitne chapter Kar liya

Posted by Ankit Gupta 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Ansh Prajapti 7 years, 2 months ago

12

ANSWER

Value of sin 33 degree

Posted by Ayushi Acharya 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Jasvinder Bharaj 7 years, 2 months ago

0.5446

ANSWER

Sin 40 degree - cos 70 degree = √3. Cos 80 degree

Posted by Angel Khan 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Prakhar Dixit 7 years, 2 months ago

Sin40-cos70 =Sin40-cos(90-20) =Sin40-sin20 =2cos40+20/2×sin40-20/2 =2cos60/2×sin20/2 =2×√3/2×sin10 =√3sin(90-80) √3cos10

ANSWER

Find the range and domain of f(x) = 3/2-x^2

Posted by Mukut Jindal 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Sum of first n term

Posted by Faizan Ayyub 7 years, 2 months ago

CBSE > Class 11 > Mathematics

2 answers

Chesta Pawan Manchanda 7 years, 2 months ago

I think aditya is wrong and the correct formula is sn =n/2(2a+(n-1)d)

Aditya Saxena 7 years, 2 months ago

Sn=2/n(a+(n-1)d) Sn=2/n(a+l) L=nth term

ANSWER

Cos 20°.cos40°.cos80°=1/8

Posted by Abhinay Yadav 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Sahil Sharma 7 years, 2 months ago

1/sin20*sin20.cos20.cos40.cos80.=. 1/2sin20*2sin40.cos40.cos80=. 1/4sin20*2sin80.cos80. 1/8sin20*2sin160=1/8sin20*sin(180-20). 1/8sin20*sin20=1/8

ANSWER

10 ki power 0 = 1 why

Posted by Mahendra Singh Chouhan 7 years, 2 months ago

CBSE > Class 11 > Mathematics

5 answers

Prakhar Dixit 7 years, 2 months ago

10^-1=1/10 10^0=1 10^1=10 10^2=100 We see that 100/10=10 Means 10ki power2/10ki power1= 10 So 10 ki power1/10ki power0=10 10/x=10 X=1

Maliaka Thakur 7 years, 2 months ago

x^0=1

Maliaka Thakur 7 years, 2 months ago

its also 1

Krishan Kumar 7 years, 2 months ago

0

Maliaka Thakur 7 years, 2 months ago

koi bhi no. ho na toh uski power agar zero hai toh woh 1 hoga...

ANSWER

Find equations of medians of ? ABC whose vertices are A(2,5)

Posted by Account Deleted 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Account Deleted 7 years, 2 months ago

B(-4,9). C(-2,-1)

ANSWER

Please upload solutions of supplementary exercise as soon as possible

Posted by Sanju Sharma 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

What is the value of tan pi/8

Posted by Smreeti Biswas🤙🏻 7 years, 2 months ago

CBSE > Class 11 > Mathematics

1 answers

Shivshant Upadhyay 7 years, 2 months ago

root2--1 .

ANSWER

Explain the relation between the log ,ln,e

Posted by Sasi Kumar 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

ANSWER

Using binomial theorem prove that 3^(2n+2)-8n-9 is divisible by 64

Posted by Vivek G 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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Half yearly solution 2018

Posted by Nitesh Kumar 7 years, 2 months ago

CBSE > Class 11 > Mathematics

0 answers

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