CBSE > Class 09 > Mathematics | CBSE Board | Homework Help

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

Ask Question

Ex2.5

Posted by Vivek Gupta 5 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If alpha, beta are the zeroes of the polynomial x^2-px+q, the the value of 1/alpha^2+1/beta^2=

Posted by Sheetal Singh 20 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

In fig. 6.16,if x+y=w+z, then prove that AOB is a line

Posted by Alok Yadav 21 hours ago

CBSE > Class 09 > Mathematics

1 answers

Darshan N Darshu 19 hours ago

Given,x+y=w+z sim of angles at a point =360°. x+y+w+z=360° x+y+x+y=360° 2(x+y)=360° x+y=180° w+z=180°. AOB is an straight line I thing it will help you

0Thank You

ANSWER

Does anyone know how to solve the questions easily in maths.....?

Posted by Girish Kumari Sahu 21 hours ago

CBSE > Class 09 > Mathematics

1 answers

Vaibhav . 21 hours ago

You have to do practice daily then you can do easily

1Thank You

ANSWER

8x+7y=56

Posted by Gunjan Puri 21 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The complementry angles are in the ratio 1: 2 then angles are __ and __

Posted by Gurpreet Lakhina 21 hours ago

CBSE > Class 09 > Mathematics

3 answers

Monika Malwal 20 hours ago

let the angles are 1x and 2x complementary angle=90 1x+2x=90 3x=90 x=90/3 x=30 so the angles are,= 1x=1×30=30 2x=2×30=60

0Thank You

Parth Devlal 20 hours ago

Angles are 30 and 60

0Thank You

Vaibhav . 21 hours ago

Angles are 1x and 2x

0Thank You

ANSWER

BADGE994034V

Posted by Bibin Binoy 22 hours ago

CBSE > Class 09 > Mathematics

2 answers

Sanket 😞 20 hours ago

591897920 uid of FF 🤐

0Thank You

Bibin Binoy 22 hours ago

It is my id girls send request only for girls

0Thank You

ANSWER

How to make equation from the linear equation graph

Posted by Saloni Sharma 22 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

how to regroup numbers in rationalisiation of 3 denominator if one is whole number and other 2 as irrational

Posted by Nidhi Naphade 1 day, 10 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

64½

Posted by Tulasi Vyshnav Jakka 1 day, 18 hours ago

CBSE > Class 09 > Mathematics

4 answers

Monika Malwal 20 hours ago

(64)½ (8)½×² 8

0Thank You

Neha Kanchan 1 day, 4 hours ago

1Thank You

Devansh Gupta 1 day, 8 hours ago

2 ki power 3

1Thank You

Himanshu Raj 1 day, 18 hours ago

1Thank You

ANSWER

(27) power -2/3

Posted by Singhal Dipti 1 day, 19 hours ago

CBSE > Class 09 > Mathematics

3 answers

Monika Malwal 20 hours ago

(27)-⅔ (3)-⅔×³ (3)-² (1/3)² 1/9

0Thank You

Neha Kanchan 1 day, 4 hours ago

-18

0Thank You

Devansh Gupta 1 day, 8 hours ago

3 power -2=1/3power 2=1/9

1Thank You

ANSWER

In the given figure if AOB is a straight line, then / BOC is:

Posted by Amirtha Iyyappan 1 day, 20 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Free fire ke girls ke I'd bhejo

Posted by Bibin Binoy 1 day, 21 hours ago

CBSE > Class 09 > Mathematics

5 answers

Sanket 😞 20 hours ago

Hlo bhai send me req my uid is 591897920 what is your name , my name is bad daddy rd in game only 😂😜

0Thank You

Gunjan Puri 21 hours ago

8x+7y=56

0Thank You

Narender Singh 1 day, 2 hours ago

1.6

0Thank You

Yash Jadaun 1 day, 5 hours ago

2523100133 Ind yash

0Thank You

Aditya Kumar Gupta 1 day, 19 hours ago

676327042

2Thank You

ANSWER

Find the number of solutions of following pair of linear, equation.x+2y-8=0 and 2x+4y=16:

Posted by Aadil Abbas 2 days ago

CBSE > Class 09 > Mathematics

1 answers

Parth Devlal 20 hours ago

Infinite

1Thank You

ANSWER

Construct an angle of 45 degree at intinal point of a given Ray and justify the construction?

Posted by Pankaj Kumar 2 days, 20 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If the coordinates of 2 points p and q are (2,-3) and (-6,5) then the value of (x coordinate of p)-(x coordinate of q) is

Posted by Akshatha .M 3 days, 18 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find the surface area of sphere of a diameter 1. 14cm 2. 21cm 3. 3.5cm 4. 8.7 cm

Posted by Anam . 3 days, 23 hours ago

CBSE > Class 09 > Mathematics

2 answers

Pankaj Kumar 2 days, 20 hours ago

0Thank You

Ambey Jha 3 days, 4 hours ago

0Thank You

ANSWER

What are conjecture and theorems?

Posted by Sunil Dagar 4 days, 6 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

5x+2y=?

Posted by Yashank Makode 4 days, 7 hours ago

CBSE > Class 09 > Mathematics

2 answers

Pankaj Kumar 2 days, 20 hours ago

A constant be A variable

0Thank You

Sunil Dagar 4 days, 6 hours ago

A constant or might be a variable

3Thank You

ANSWER

If (x+3) is one of the factor of x³+2x²-ax-18 then a=________

Posted by Tanish Rawal 5 days, 4 hours ago

CBSE > Class 09 > Mathematics

2 answers

Naim Ahmed 4 days, 23 hours ago

Fgh

4Thank You

Bhavesh Choudhary 5 days, 4 hours ago

Hvv

6Thank You

ANSWER

simplify (36)^1/^3 × (6) ^1/^3

Posted by Vivaan Mukherjee 5 days, 21 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is axioms

Posted by Pallavi Singh 5 days, 23 hours ago

CBSE > Class 09 > Mathematics

1 answers

Bhoomi Khanka 5 days, 21 hours ago

a rule or principle that most people believe to be true

3Thank You

ANSWER

Prove triangle=180°

Posted by Sujal Raj 6 days, 17 hours ago

CBSE > Class 09 > Mathematics

4 answers

Bhoomi Khanka 5 days, 21 hours ago

Let the sides of triangle be x As we know triangle have 3 sides Hence, sides of triangle be=3x Sum of three sides of triangle=180° So, 3x=180° x=180/3 x=60° Hence each side of triangle is 60+60+60 Which is 180 Hence proved.....

1Thank You

Neha Kanchan 6 days, 3 hours ago

Sum of three angles is 180 degree

0Thank You

Pooja Taliyan 6 days, 12 hours ago

If you understand with this answer like please

2Thank You

Pooja Taliyan 6 days, 12 hours ago

TrianglePQR with angle <1,<2and <3. Then <1+<2+<3=180 degree <1+<4+<5=180 degree(linear pair). <1+<2+<3=180degree(from(1)and (2)

1Thank You

ANSWER

Is maths interesting🤗🤗

Posted by Neil Ahuja 6 days, 17 hours ago

CBSE > Class 09 > Mathematics

5 answers

Mohmmad Ahmed 3 days, 19 hours ago

Yes..

0Thank You

Bhoomi Khanka 5 days, 21 hours ago

If u will try to understand it u'll find it interesting

2Thank You

Sneha .M Sneha.M 6 days, 9 hours ago

Yes

1Thank You

Tohfa Aazmi 6 days, 10 hours ago

Yes, but not so.

4Thank You

Sujal Raj 6 days, 17 hours ago

Yes

1Thank You

ANSWER

Represent √15 on number line

Posted by Madhu Jha 6 days, 20 hours ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

2x - 3y =5

Posted by Abhishek Raj 6 days, 20 hours ago

CBSE > Class 09 > Mathematics

3 answers

Gunjan Puri 21 hours ago

8x+7y=56

0Thank You

Bhavesh Choudhary 5 days, 3 hours ago

2+3=5

0Thank You

Aashima Aashima 6 days, 19 hours ago

7/3 y

2Thank You

ANSWER

x+12=24

Posted by Jai Joshi 1 week ago

CBSE > Class 09 > Mathematics

5 answers

Shivanand Deshpande 6 days, 18 hours ago

X+12=24 =》X=24-12 =》X=12 Hence required value of 'X' is 12

0Thank You

Neeraj Pandey 6 days, 20 hours ago

X + 12 = 24 X = 24 - 12 X = 12

0Thank You

Rozeena Sz 6 days, 20 hours ago

X+12=24 X=24-12 X=12

0Thank You

Trisha Verma 6 days, 20 hours ago

x=12

0Thank You

Priyanshi Patel 1 week ago

2Thank You

ANSWER

Hey... I want to know what can I do with Refer and Earn points?

Posted by Mugdha ... 1 week ago

CBSE > Class 09 > Mathematics

1 answers

Pooja Taliyan 6 days, 12 hours ago

A simplest way you have buy a mobile and download winzo app to earn real coin i mean real points with coins

1Thank You

ANSWER

Take a piece of plywood with dimensions 30cm x 30cm

Posted by Francis Francis 1 week ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find the area of a triangle two sides of which are 18 cm and 10 cm and the perimeter is 42 cm

Posted by Dheer Patel 1 week ago

CBSE > Class 09 > Mathematics

2 answers

Ishika Goyal 6 days, 18 hours ago

√((21)(21-18)(21-10)(21-14))=69.64 aprox

0Thank You

Neeraj Pandey 6 days, 20 hours ago

let third side of triangle = x x + 10 + 18 = 42 ( Perimeter of triangle is 42 ) x + 28 = 42 ( Transpose of 28 in R.H.S. ) x = 42 - 28 x = 14 s = 42/2 ; s = 21 Area of triangle = √s(s﹣a)(s﹣b)(s﹣c) { Put s = 21, a = 18, b = 14, c = 10 } √ 21(21-18)(21-14)(21-10) √ 21*3*7*11 = √4851 = 69.64 (approx)

0Thank You

ANSWER

«
Page 1 of 919
»

myCBSEguide

CBSE Test Generator

Work from Home

Corporate

CBSE Resources

Student Resources

Teacher Resources

Mobile App

Social