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4x²+9y²+16z²+12xy-24yz-16xz

Posted by Divyanshu Yadav 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Neil :) 4 years, 6 months ago

(2x+3y+4z)^2

ANSWER

Express 8.0025 in the form of p/q

Posted by Parul Soran 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Find five rational number between 3,4

Posted by Ram Raj 4 years, 6 months ago

CBSE > Class 09 > Mathematics

3 answers

Rishi Patanwadia 4 years, 6 months ago

3×6/1×6 4×6/1×6 18/6 24/6 So, The Five Rational Number between 3 and 4 are :- 19/6, 20/6, 21/6, 22/6, 23/6.

Chotu Kanwar 4 years, 6 months ago

21/7 22/7 23/7 24/7 25/7 26/7 27/7

Ram Raj 4 years, 6 months ago

So First diveded 10 into both denominator 31,32,33,34,35

ANSWER

show the ratio in % of the age group above 45 taken vaccination on the pie chart of any 5 district of gujarat

Posted by Anushka Singh 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Himanshu Kandpal 4 years, 6 months ago

Hello

ANSWER

Rationalise the denominator 3+√2/3-√2

Posted by Jitendra Kumar 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Safleen Kaur 4 years, 6 months ago

First multiply and divide by 3+√2 Now, 3+√2 × 3+√2/3-√2 × 3+√2 = (3+√2)^2/(3)^2-(√2)^2 = 9+6√2+2/9-2 =11+6√2/7

ANSWER

n/2-3n/4+5n/6=21

Posted by Raththika Subramanian 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Safleen Kaur 4 years, 6 months ago

n/2 - 3n/4 +5n/6=21 Take LCM of the denominators 6n-9n+10n/12 =21 -3n+10n/12 =21 7n/12 =21 n = 21×12/7 n = 36

ANSWER

ABCD is a quadrilateral in which AD=BC and ANGLE DAB = angle CBA . Prove that

Posted by Deepika Deepika 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Evaluate to (104)

Posted by Raunak Gurjar 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

.A train travels some distance with a speed of 30km/hr and returns with a speed of 45km/hr. Calculate the average speed of the train.

Posted by Abiya Ann Aji 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Harsh Panchal ? 4 years, 6 months ago

Let a distance be travelled with a speed of .
Time taken , , On return journey ,
Total time ,

Total distance
Average speed

ANSWER

3√18

Posted by Abhay Pratap Shakya 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Savreen Kaur 4 years, 6 months ago

3*3√2 = 9√2

ANSWER

The area of a rectangle with length 6 units is 24 square units the coordinates of three of the vertices of the rectangle are 030 - 163 find the coordinates of the fourth vertex is and draw the rectangle on a cartesian plane

Posted by Aayush Baghla 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The distance of a point (0,-3) from origin is

Posted by Sujal Dibyansu 4 years, 6 months ago

CBSE > Class 09 > Mathematics

2 answers

Savreen Kaur 4 years, 6 months ago

The ans can not be -3 because the distance cannot be measured in negative values .. So, the correct ans will be 3 units.

Aastha Singh 4 years, 6 months ago

-3

ANSWER

Examples and Application of Algebraic identities

Posted by Praveen Kumar 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

95×96 , solve by using appropriate Identity

Posted by Kavya Vyas 4 years, 6 months ago

CBSE > Class 09 > Mathematics

3 answers

Rishi Patanwadia 4 years, 6 months ago

Identity 4. 95×96, (100-5) (100-4) = (x+a) (x+b) (x+a) (x+b) = x²+ (a+b) x + (a) (b) (100-5) (100-4) = 100²+ [(-5)+(-4)] 100 + (-5)(-4) = 10,000 + (-1) 100 + 20 = 10,000 + (-100) + 20 = 10,000 - 100 +20 = 9,900 +20 = 9,920

Aniket Kulkarni 4 years, 6 months ago

Edit , one mistake it should be +20

Aniket Kulkarni 4 years, 6 months ago

(95×96) (100-5)(100-4) Using indentity IV 100^2+[(-5)+(-4)]100+(-5×-4) 10000+(-900)+(-20) 10000-880 9120

ANSWER

Draw the line X'OX and YOY as the coordinate axes on a paper on the plot the following point on it . ( 6, 0)

Posted by Abhigyan Chowdhury 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Solve X-2=0?

Posted by Ganesh P 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Ganesh P 4 years, 6 months ago

X+o.y-2=0 1)(y=5) X+0×5-2=0 X+0-2=0 X-2=0 (X=2) 2)(y=3) X+0-2=0 (X=2) TOTAL ANSWER =y=5 and y=3 is x=2

ANSWER

(7¹-8¹)¹-(3¹-4¹)

Posted by Abhishek Gupta 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Account Deleted 4 years, 6 months ago

(7-8)-(3-4) (-1)-(-1) -1+1=0

ANSWER

a - b + ab,b + c - bc and c - a - ac

Posted by Mohit Kumar 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Draw the graph of equations x+y=6 and 2x+3y=16 on the same graph paper. Find the coordinate of the points where the two lines intersect.

Posted by Arpita Majumdar 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Twishari Tripura 4 years, 6 months ago

X+Y=6,X=6-Y Putting the Value of y = 2 in equation ---------1 we get X=6-2, X=4 Putting the value of y =3 in equation 2 we get X=6-3, X=3 Putting the value of y = 4 in equation 3 we get X=6-4, X=2 2x + 3y = 16,3y=16-2x,y= 16-2x/3 Putting the value of y equal 2 in equation 1 we get Y=16-2(2)/3,Y=16-4/3,Y=12/3,Y=4 Putting the value of y = 5 in equation 2 we get Y=16-2(5)/3,Y=16-10/3,Y=6/3,Y=2 Putting the value of y = 8 in equation 3 we get Y=16-2(8)/3,Y=16-16/3,Y=0/3,Y=0 Now, u can easily can do in graph

ANSWER

343p^3-64q^3-125p^3q^6-420p^2q^3

Posted by Aaysha Mansuri 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

one die is thrown, then find the probability of getting i) an even prime numbers ii) a 3 or a 4 a 5 or a6 iii) multiples of 3 iv) less than 7

Posted by Aditi Gilbile 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Pra Jit 4 years, 6 months ago

i) the only even prime is 2 , so probability is 1/6. ii)1/6 iii) multiples of the are from 1-6 are 3 and 6 do probability is 2/6 iv) less than 7 but greater than 0 , so probability is 6/6.

ANSWER

Write 327/500 in decimal form

Posted by Lakshmi Ramkumar 4 years, 6 months ago

CBSE > Class 09 > Mathematics

2 answers

Twishari Tripura 4 years, 6 months ago

0.654

Bhupesh Goyal 4 years, 6 months ago

0.654

ANSWER

Write a rational number not lying between -1/5 and -2/5

Posted by Keerthana Nivetha 4 years, 6 months ago

CBSE > Class 09 > Mathematics

2 answers

Twishari Tripura 4 years, 6 months ago

11/50,12/50,13/50,14/50, and 15/50

Lakshmi Ramkumar 4 years, 6 months ago

11/50,12/50,13/50,14/50,and 15/50

ANSWER

Graph of the linear equation ax+by is equal to c is equal to 0 a is not equal to o cuts x axis,and y axis,respectively at the point

Posted by Majidha Fathima 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

123-345

Posted by Kali Priyan 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Anushka Yadav 4 years, 6 months ago

-222

ANSWER

write the expression of squareroot 2

Posted by Harsh Mahanand 4 years, 6 months ago

CBSE > Class 09 > Mathematics

1 answers

Harsh Mahanand 4 years, 6 months ago

find the sum of 0.3 and 0.2

ANSWER

On the basis of the below information answer the following questions. Two friends vicky and lucky start a business together.They decided to show their capitals depending upon the variable expenditure. The capital of the two partners together is given by polynomial 6x²+11x-35,which is the product of their individual share factors.

Posted by Pratistha Singh 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If 2 is a rational number

Posted by Aashika Shrivastava 4 years, 6 months ago

CBSE > Class 09 > Mathematics

4 answers

Twishari Tripura 4 years, 6 months ago

2/1

Anushka Yadav 4 years, 6 months ago

yes ,it is a rational number because it can be written in the p/q form as 2/1

Vaibhavi Jain 4 years, 6 months ago

Yes 2 is a rational number because we can write it in p/q form like 2/1

Pra Jit 4 years, 6 months ago

2/1

ANSWER

12^4√15÷2^3√2

Posted by Shivani Sharma 4 years, 6 months ago

CBSE > Class 09 > Mathematics

2 answers

Savreen Kaur 4 years, 6 months ago

2√3 multiplied by 4√3 * √5 = 8*3*√5 = 24√5 divided by 2 * 3√2 = 6√2 when dividing these both .. ans will be = 4√5/√2

Savreen Kaur 4 years, 6 months ago

What does it mean ?? -- ^ ... Dod you mean multiply or divide.

ANSWER

5 + √3 / √5-√3 = 1/2a + 3b√15

Posted by Jayalakshmi U 4 years, 6 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

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