Incorrect URL accessed!!!!

ANSWER

X +1/X = 2, 2x +2/x

Posted by Dream Iit Ian 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Sure, here's a challenging math question for 9th grade: Solve the system of equations:

$3x + 2y = 11$

$4x - 5y = 7$

Posted by Om Paikaray Om Paikaray 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Gurnav Arora 1 year, 3 months ago

3x+2y=11 3x=11-2y x=11-2y/3.......(1) 4x-5y=7........(2) Now, Putting (1) in (2) 4(11-2y/3) - 5y = 7 44 - 8y - 5y = 7 -13y = 7-44 -13y = -37 y = 37/13 or 2.84 Now, you can find x by your own. Very easy question.

ANSWER

Prove that root 5 is irrational

Posted by Pari Srivastava 1 year, 3 months ago

CBSE > Class 09 > Mathematics

3 answers

Ankita Rawat 1 year, 3 months ago

√5=√2+√1 since √2 is a irr no so automatically √5 will be an irr no

Om Paikaray Om Paikaray 1 year, 3 months ago

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Pari Srivastava 1 year, 3 months ago

Proof that root 5 is irrational

ANSWER

a^(2)−b^(2)−a−b

Posted by K Khushi 1 year, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Himanshu Maurya 1 year, 3 months ago

What to do in this question

3Thank You

Himanshu Maurya 1 year, 3 months ago

What to do in this question

ANSWER

The vulgar fraction 2.91 bar is given by

Posted by Harman Singh 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Solve 576√6×1/2

Posted by Ujjwal Mangla 1 year, 3 months ago

CBSE > Class 09 > Mathematics

3 answers

Ankita Rawat 1 year, 3 months ago

Ans is 288√6 hope it helps you

Goddu Pranavika 1 year, 3 months ago

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Sushil Seth Sushil Seth 1 year, 3 months ago

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ANSWER

Exercise 12.1

Posted by Sharshti Singh 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

The formula of to find the surface area of cuboid of leanth and breadth (b) and height (h)

Posted by Faizan Faizan 1 year, 3 months ago

CBSE > Class 09 > Mathematics

3 answers

Prateek Bedi 1 year, 3 months ago

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Om Paikaray Om Paikaray 1 year, 3 months ago

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Dudekula Haseena D.Haseena 1 year, 3 months ago

2payr square

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Assertion (A): The perimeter of a right angled triangle is 60 cm and its hypotenuse is 26 cm. The other sides of the triangle are 10 cm and 24 cm. Also, area of the triangle is 120 cm². Reason (R): (Base)² + (Perpendicular)² = (Hypotenuse)²

Posted by Anu 🍂🍄🌿 1 year, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Ankita Rawat 1 year, 3 months ago

A option both is true and r is correct explanation of a

Sairaj Rout 1 year, 3 months ago

Both A and R are correct

ANSWER

Shape of parallelogram

Posted by Haricharan Haricharan 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Rationalise 3+√2 / 5-√3

Posted by Ayesha Kapadiya 1 year, 3 months ago

CBSE > Class 09 > Mathematics

3 answers

Km Solanke 1 year, 3 months ago

3+√2/5-√3 = (3+√2)(5+√3) / (5-√3)(5+√3) = 15+3√3+5√2+√6 / 25-3 = 15+3√3+5√2+√6 / 22

Veer Singh Bisht 1 year, 3 months ago

Bhai ismein rationalise the denominator ka format lage ga

Anu 🍂🍄🌿 1 year, 3 months ago

3+√2/5-√3 = (3+√2)(5+√3) / (5-√3)(5+√3) = 15+3√3+5√2+√6 / 25-3 = 15+3√3+5√2+√6 / 22

ANSWER

In fig 6.17. poq is a line. Ray or is perpendicular to line pq. OS is another ray lying between rats op and or. Prove that angle Ros is 1/2 angle QoS - angle pos

Posted by Aanchal Lakhonde 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Arisha Ustad 1 year, 3 months ago

QOS=QOR+ROS. equation 1 POR=POS+ROS. equation 1 Add equation 1 and 2

ANSWER

Factorise , 84-2x-2x²

Posted by Gourav Suryawanshi 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Veer Singh Bisht 1 year, 3 months ago

-2x²-2x+84 (arrange) -2(x²+x-42) -2(x²+7x-6x-42) -2{x(x+7)-6(x+7)} -2{(x+7)(x-6)} [answer]

ANSWER

In figure, ABCD and AEFG are both parallelogram if

Posted by Ayan Hussain 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If 3-√5/3+2√5=a√5-19b/11 then the value of b is

Posted by Swati Samaniya 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Ankita Rawat 1 year, 3 months ago

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If z^2+ 1/z^2 = 18 then find the value of z^3- 1/z^3 using only the positive value of z - 1/z

Posted by Vinod Singh 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Ankita Rawat 1 year, 3 months ago

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Length 7m width 6.5m and height 4m each classroom has one door measuring 3m ×1.4 m and three Windows each measuring 2 m x 1m . The inner wall of classroom are to be painted the contractor charge rupees 15 per metre square for painting the walls of the classroom based on this information answer the following question diarrhoea of walls of a classroom to be painted is: a 100 m square B 98 m square c 97.8 m square d 14 m square

Posted by Preeti Sharma 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Posted by Preeti Sharma 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Posted by Preeti Sharma 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Zero's of polynomial of 5x²-2x²+3x-2 is

Posted by Harshita Dangi 1 year, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Ankita Rawat 1 year, 3 months ago

Thts wrong -2 is not factor of x

Daksh Nagar 1 year, 3 months ago

(x+2) or x=-2 is the factor of p(x) = 5x²-2x²+3x-2

ANSWER

Q.19 On the graph paper, plot a point A(-2,-2). Reflect point A in x-axis and y-axis. Let these points be B and C respectively. Guess the measure of BAC.

Posted by Alka Rajput 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Alka Rajput 1 year, 3 months ago

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ANSWER

DF and IG perpendicular BC angleBAC=120,AFG is equilateral triangle find angleFDA

Posted by Dev Raj 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

If π is irrational then why is 22/7 rational? Π=22/7

Posted by Amrutha Gade 1 year, 3 months ago

CBSE > Class 09 > Mathematics

5 answers

Chandra Kala 1 year, 3 months ago

Because the value of π is approximate that is not exact value so 22/7 is rational but π is irrational

Nitin Jat 1 year, 3 months ago

Because 22/7 in the from of p/q and q is not equal to 0 and p and q are Integers

Sharad Mishra 1 year, 3 months ago

Because 22/7 in the from of p/q and q is not equal to 0 and p and q are Integers

Arya Mishra 1 year, 3 months ago

Because the value of π is not fixed so .

Ajay Kumar 1 year, 3 months ago

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What length of tarpaulin 3 m wide be required to made a conical tent of height 8 m and base radius 6 m ? Assume that the extra length of material that will be required for stitching margins and wastage in citting is approximately 20 cm. (Use π=3.14)

Posted by Piyush Raghuvanshi 1 year, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Ankita Rawat 1 year, 3 months ago

Ravneet Kaur 1 year, 3 months ago

Width of tarpaulin =3m Height of tarpaulin=8m Radius=6m l=(r²)+(h²) L=(6)²+(8)² =36+64 =100=10 length of tarpaulin =l1 L1×b1=3.14 L1=3.14×6×10/3 =6.28 6.28×10 =62.8 Margin =20 Total length =62.8+0.20 =63m This the answer

ANSWER

In adjoining figure AC = AE , AB =AD and ∆BAD = ∆EAC. show that BC = DE

Posted by Piyush Raghuvanshi 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

in the figure given angle apc=100 and angle bpd=146, find angle cpd

Posted by Jaysinh Barad 1 year, 3 months ago

CBSE > Class 09 > Mathematics

1 answers

Vansh Sharma 1 year, 3 months ago

angle CPD = angle BPD - angle APC = 146 - 100 = 46°

ANSWER

The surface area and volume of cylinder are equal.find diameter of cylinder

Posted by Vikas Yadav Vikas Yadav 1 year, 3 months ago

CBSE > Class 09 > Mathematics

0 answers

ANSWER

Identity-6 example -(3a+4b)³

Posted by Shuddhika Nighot 1 year, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Ankita Rawat 1 year, 3 months ago

-27a^3+64b^3+108a^2b-144ab^2

Vranda Bishya 1 year, 3 months ago

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Plot points A(2,0),B(2,2),C(0,2) and join OA,AB,BC and CO. what figure do you obtain?

Posted by Priyanshi Sirohi 1 year, 3 months ago

CBSE > Class 09 > Mathematics

2 answers

Ankita Rawat 1 year, 3 months ago

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Anshu Shina 1 year, 3 months ago

Grape draw