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2x^2+x4-=0

Posted by Shriya Chettri 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

If 3 cot A = 4, check whether 1 - tan² A 1 + tan² A = cos² A-sin³A or not.

Posted by Madhu Singh 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Ronak Kumar 1 year, 5 months ago

No LHS not equal to RHS

ANSWER

X square - 6x + 9 find the roots of the quadric equation

Posted by Richa Chaudhary 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Ronak Kumar 1 year, 5 months ago

x = 3

ANSWER

. Given below are three linear equations. Two of them have infinitely many solutions and two have a unique solution. State the pairs

Posted by Arsh Ghai 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Find 5th term of an Ap whose nth term is 3n-5

Posted by Cynthia Louis 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Tushar Wagh 1 year, 5 months ago

H

ANSWER

If a and b are co-prime numbers,then find the HCF(a,b)

Posted by Lony Talukdar 1 year, 5 months ago

CBSE > Class 10 > Mathematics

4 answers

Debayan Kar 1 year, 5 months ago

Hcf is 1

Archit Debroy 1 year, 5 months ago

Hcf 1

Sakshi Kumari 1 year, 5 months ago

1

Suhani Upadhyay 1 year, 5 months ago

HCF 1

ANSWER

π is a natural no. Or rational no. Or not a real no. Or an irrational no.

Posted by Kashish Poonia 1 year, 5 months ago

CBSE > Class 10 > Mathematics

3 answers

Abhinav Jain 1 year, 5 months ago

Irr

Priya Darshini 1 year, 5 months ago

π is a irrational no

Kavi Kavi 1 year, 5 months ago

π is an irrational no.

ANSWER

Real number chepter 1 , 3 marks Question

Posted by Rajveer Singh Chundawat 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Lony Talukdar 1 year, 5 months ago

Exercise 1.3

ANSWER

The angle of elevation of a cloud from a point 60 meters above a lake is 30 degree and the angle of depression of the reflection of cloud in the lake is 60 degree. Find the height of the cloud

Posted by Neha Gupta 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

To draw graph of the quadratic equation. If coefficient of x square is positive

Posted by Junaid Ahmed 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Himanshu Gupta Himanshu Gupta 1 year, 5 months ago

Yes

ANSWER

Can two numbers have 18 as their h.c.f and 380 as their l.c.m give reasons

Posted by Ram Yadav 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Lony Talukdar 1 year, 5 months ago

LCM÷HCF 380÷18 =21.11 not an integer Since LCM is always a multiple of HCF, hence two numbers have 18 as their HCF and 380 as their LCM

ANSWER

99999.9-99999= ?

Posted by Hardik Sharma 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Lucky Moshahary 1 year, 5 months ago

0.9

ANSWER

The sum of the ages of a man and his son is 45 years. Five years ago, the product of their ages was four times the man's age at that time. Find their present age.

Posted by Aarchi S 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Himanshu Gupta Himanshu Gupta 1 year, 5 months ago

Helo mam

ANSWER

If sin (A+B)1and sin(A+B)1/2 find angle A and angle B

Posted by Moulya Moulya 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Kavi Kavi 1 year, 5 months ago

A+B=90°. A-B=30°. Then A=60°and B=30°

ANSWER

To enhance the reading skills of grade X students, the school nominates you and two of your friends to set up a class library. There are two sections- section A and section B of grade X. There are 32 students in section A and 36 students in section B. Jagranjosh 1. What is the minimum number of books you will acquire for the class library, so that they can be distributed equally among students of Section A or Section B?

Posted by Sargunpreet Singh 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

2+63

Posted by Priya Lakshmi 1 year, 5 months ago

CBSE > Class 10 > Mathematics

5 answers

Lony Talukdar 1 year, 5 months ago

65

Savani V 1 year, 5 months ago

65

Sargunpreet Singh 1 year, 5 months ago

65

Shreya Pandey 1 year, 5 months ago

65

Priya Lakshmi 1 year, 5 months ago

65

ANSWER

Sin15'

Posted by Shashi Bhushan Vidyarthi Shashi Bhushan Vidyarthi 1 year, 5 months ago

CBSE > Class 10 > Mathematics

4 answers

Rishabh Rishabh 1 year, 5 months ago

Bbbb

Shubham Negi 1 year, 5 months ago

4s square -4s +1

Shubham Negi 1 year, 5 months ago

4s square -4s +1

Meraj Shaikh 1 year, 5 months ago

Solve the pair of equations x=5 and y = 7 graphically

ANSWER

9y+8+9=9x+9

Posted by Rasmiti Pandey 1 year, 5 months ago

CBSE > Class 10 > Mathematics

3 answers

Shashi Bhushan Vidyarthi Shashi Bhushan Vidyarthi 1 year, 5 months ago

X-Y=8/9

Hansika Gupta 1 year, 5 months ago

Right

Maddu Syam Kumar 1 year, 5 months ago

2+2

ANSWER

Find the ratio in which line segment joining the 1 (_3,10) and B(6,-8) is divided by (-1,6)

Posted by Jumsi Taba 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Jumsi Taba 1 year, 5 months ago

2:7

ANSWER

6n can end with 0 for any natural no

Posted by Vikram Kumar 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Ishaan Sharma 1 year, 5 months ago

No , because if any number has to end with 0 it should have 2×5 as its factors .

ANSWER

Hcf= product of the smallest power of each ____ in the number

Posted by Op Vlogs 1 year, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Sakshi Kumari 1 year, 5 months ago

Prime factor

Lony Talukdar 1 year, 5 months ago

Common prime factor

ANSWER

Sundaram joined a company for a fixed salary per month.......

Posted by Vidita Sheoran 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

The product of three consecutive positive integers is divisible by 3. Is this statement true or false? Justify your answer.

Posted by Ameeshi Soni 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

2x-3y=23 7x-2y=20

Posted by Mahak Sharma 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Sanjeevani Mishra 1 year, 5 months ago

Unique solution

ANSWER

Represent 21.432323232...... in the form of p/q

Posted by Nikhil M 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Khwahis Parveen 1 year, 5 months ago

Let x= 21.4323232....(i) →10x=214.323232...(ii) →1000x= 21432.323232 -(iii) Now substracting ii from iii We get 990x=21218 →x= 21218/990

ANSWER

EXPRESS EACH NUMBER AS A PRODUCT OF ITS PRIME FACTOR OF 140

Posted by Manikial Bhai 1 year, 5 months ago

CBSE > Class 10 > Mathematics

1 answers

Debayan Kar 1 year, 5 months ago

2²×5¹×7¹

ANSWER

Express each number as a product of its prime factors

Posted by Enakha Sonowal 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Express each number as a product of it's prime factors

Posted by Enakha Sonowal 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

Draw the graphs of the equations 4x – y =4 and 4x + y = 12. Determine the vertices of the triangle formed by the lines representing these equations and the x-axis. Shade the triangular region so formed

Posted by Saniya Yesankar 1 year, 5 months ago

CBSE > Class 10 > Mathematics

0 answers

ANSWER

3x-5y-4=0 9x=2y+7 By substitution method By taking y solve

Posted by Kavya Gupta 1 year, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Khwahis Parveen 1 year, 5 months ago

3x-5y=4 …(i) 9x-2y=7 …(ii) 9x=7+2y x=7+2y/ …(iii) Now substituting the value of x in equation(i), 3x-5y=4 3(7+2y/9)-5y=4 7+2y/3-5y=4 7+2y-15y/3=4 7-13y=12 -13y=12-7 -13y=5 y=-5/13 Now put the value of y in Equation(ii) 9x=7+2y 9x=7+2(-5/13) 9x=7-10/13 9x=81/13 x=9/13 the value of y=-5/13 and the value of x=9/13

Sandhya Kumari 1 year, 5 months ago

3x-5y-4=0--------(1) 9x=2y+7 9x-2y-7-----------(2) Substracting both equations

ANSWER

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