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X=0,Y=k if 5x-3y=3 then find the value of k

Posted by Tajinderpal Singh 4 years, 8 months ago

CBSE > Class 09 > Mathematics

3 answers

Sudeep Darshan 4 years, 8 months ago

K=-1

Divyansh Vashishtha 4 years, 8 months ago

5*0-3*k=3 0-3k=3 k=3/-3 k=-1

Kavita Dhankar 4 years, 8 months ago

5×0-3×k=3 0-3k=3 -3k=3 K=3 — -3 K= -1

ANSWER

Find zeros of x^3-3x

Posted by Arun Rao 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What are Rational number

Posted by Tajinderpal Singh 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Dev Kumar 4 years, 8 months ago

A number which is in the form of p/q where p and q are integer and q is not equal to zero is called Rational number.

Priyanshu Kumar 4 years, 8 months ago

Numbers which are witten in p/q form are called rational number.

ANSWER

What is the mean of first 1000 prime numbers

Posted by Aman Raj 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Sent me all answer key of sample paper 2019

Posted by Ayush Paswan 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find the value of (-12)^3+(7)^3+(5)^3

Posted by Prateek Mathur 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Sudeep Darshan 4 years, 8 months ago

(-12)³+(7)³+(5)³=3(-12)(7)(5)=-1260

ANSWER

29999999+555743

Posted by Taruna Gautam 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

David Talukdar 4 years, 8 months ago

30,555,742

ANSWER

Find the area of a Trapezium whose parallel sides are 14 cm and 10 cm and whose height is 16 centimetre

Posted by Riddhi Agarwal 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Ritu Franklin 4 years, 8 months ago

Area of trapezium=1/2(a+b)(h). A=1/2(14+10)(16). A=1/2(24)(16)=24 multiplied by 8 =192cm2.

Gaurav Seth 4 years, 8 months ago

Area of Trapezium

A = (a+b)/2 × h

So, A = (14 + 10)/2 × 6

A = 24/2 × 6

A = 12 × 6

A = 72 cm square

ANSWER

128*6

Posted by Bhupinder Singh 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

How to drow show line on 5 root

Posted by Zaid Sheikh 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find the value of (256)^0.16×(256)^0.09

Posted by Anubhav Agrahari 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Sudeep Darshan 4 years, 8 months ago

(256)^0.16(256)^0.09=4¹

Jai Kumar 4 years, 8 months ago

If the mean of 10 observation x , x+1,x+2,x+3 ,x+4, x+5, x+6, x+7 ,x+8 ,x+9 is 51 find the first 5 observation

ANSWER

I need my final exam blue print

Posted by Kiran Eshwar 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If x2+1/x2=27, find x-1/x

Posted by Tamilarasan Tamilarasan 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is the degree of polynomial 0?

Posted by Rishu Thakur 4 years, 8 months ago

CBSE > Class 09 > Mathematics

3 answers

Shubham Kumar 4 years, 8 months ago

Degree of 0 polynomial is undefined

Ranju Kandari 4 years, 8 months ago

It has no degree and called zero polynomial

Kiran Kaintura 4 years, 8 months ago

0

ANSWER

If x,y,z are the positive real numbers then the sum of 2x+3y+4z=180. Find the maximum number of x, y, z.

Posted by Rishu Thakur 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Mean of first 5 natural numbers

Posted by Kuljit Sandhu 4 years, 8 months ago

CBSE > Class 09 > Mathematics

4 answers

David Talukdar 4 years, 8 months ago

3

Nitish Kumar 4 years, 8 months ago

Mean= sum of all the observation/total number of observation .The first five natural numbers 1,2,3,4,5 .Mean=15/5=3 so,mean is 3

Rishu Thakur 4 years, 8 months ago

1+2+3+4+5=15 then put the formula of mean=sum of all observations/ total no. of observation then 15/5=3 mean =3

Devarshi Raithatha 4 years, 8 months ago

First 5 natural numbers are 1,2,3,4,5 So the total number of observations are 5 Therefore 1+2+3+4+5=15 Therefore the mean of data =15/5 So mean is 3

ANSWER

The class mark of the class 90-120 is: a) 90 b) 105 c)115 d) 120

Posted by Bhumi Sharma 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Sudeep Darshan 4 years, 8 months ago

105

Kuljit Sandhu 4 years, 8 months ago

105

ANSWER

The class mark of the class 90-120 is :

Posted by Bhumi Sharma 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Sudeep Darshan 4 years, 8 months ago

105

Kuljit Sandhu 4 years, 8 months ago

105

ANSWER

If a point O lies between two points P and R such that po=or,then prove that po=1/2 pr

Posted by Bhavya Katil 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Kuljit Sandhu 4 years, 8 months ago

Po=pr (given). ---------------( 1 ) Pr=po+or Pr=po+ po ----------(from 1) Pr=2po Po=1/2pr Hence proved

ANSWER

2+√3÷2-√3+2+√3÷2-√3

Posted by Prachi Lodhi 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Sudeep Darshan 4 years, 8 months ago

14+8√3

ANSWER

What is the volume of hollow cylinder with inner and outer surface

Posted by Khushi Manoriya 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

What is orthocentre

Posted by Santosh Gupta 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Y+7is the equation of a line parallel to

Posted by Yuvi Ratra 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Shubham Kumar 4 years, 8 months ago

X axis

ANSWER

8root81

Posted by Tanisha Bansal 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Prince Chouhan 4 years, 8 months ago

8×√81 = 8×9= 72

Prachi Jaswal 4 years, 8 months ago

Who

ANSWER

8root81

Posted by Tanisha Bansal 4 years, 8 months ago

CBSE > Class 09 > Mathematics

4 answers

Devabh Narang 4 years, 8 months ago

8 Root 81 8 root (9 × 9) 8 Root (9²) 8×9 72 ANSWER ?

Prachi Jaswal 4 years, 8 months ago

Please answer this question

Prachi Jaswal 4 years, 8 months ago

Mohandas karam chand gandhi ________had gone to south Africa as a lehal counsel ,stayed________nearly 21years, to fight_________racial discrimination .His non -violent strategy____________satyagraha give him his first victory__________the south Africa government conceded to his demands.

Deepak Prajapati 4 years, 8 months ago

H

ANSWER

ABCD is a volume of the cylinder is 924m sq and it's curved surface area is 264m sq, then the height of the cylinder is __________

Posted by Bhavyasri Jayakumar 4 years, 8 months ago

CBSE > Class 09 > Mathematics

1 answers

Bhavyasri Jayakumar 4 years, 8 months ago

Soon

ANSWER

Angle in tha same segment of a circle are equal

Posted by Komal Archy 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The graph of the linear equation x-2y =0 will pass through a) 3rd quadrant and 4thquadrant b) 1st quadrant and 3rd quadrant c) 2nd quadrant and4th quadrant d) 1st quadrant and 2ndquadrant

Posted by Isha Jindal 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

the maximum number of terms in a polynomial of degree 10 is a) 9 b) 10 c) 11 d) 1

Posted by Isha Jindal 4 years, 8 months ago

CBSE > Class 09 > Mathematics

2 answers

Ranju Kandari 4 years, 8 months ago

1

Shashank Sah 4 years, 8 months ago

Option d is correct . the degree of10 is 1

ANSWER

Aboutrhombos

Posted by Shilpi Singh 4 years, 8 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

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