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How to express 0.1315bar in the form of p/q

Posted by Nethra Sridhar 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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find the value of x3+y3+z3-3xyz if x2+y2+z2=83 and x+y+z=15

Posted by Himanshu Sharma 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

2 answers

Gopal Paul 6 months, 1 week ago

x²+y²+z²=(x+y+z)²-2(xy+yz+zx) Or, 83=(15)²-2(xy+yz+zx) Or, 225-83=2(xy+yz+zx) Or, 142÷2=xy+yz+zx Or, xy +yz+zx = 71 We know, x³+y³+z³-3xyz=(x+y+z) (x²+y²+z²-xy-yz-zx) Or, x³+y³+z³-3xyz=15(83-71) =15×12 =180 Therefore, x³+y³+z³-3xyz=180

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Himanshu Sharma 9 months, 3 weeks ago

find the value of x3+y3+z3-3xyz if x2+y2+z2=83 and x+y+z=15

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Factorise a³+27b³+8c³–18abc

Posted by Prabhleen K 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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A school decided different types of educational tours for the students of Class IX, 1/12th times the square of the total number of students planned to visit historical monuments, 7/12th times the number of students planned to visit old age homes while 15 students decided to teach poor children. If above information is expressed in the form of a polynomial x2 + 7x + 15, then 12 12 (a) Write the type of polynomial

Posted by Anushka Pal Pal 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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Find thevalue of the polynomial 5x- 4 x2 +3 at x/0

Posted by Gaurdeep 😌 Kaur 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

1 answers

Govardhan C Chinthi 9 months, 2 weeks ago

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Find the value of 4√16÷4√81

Posted by Muskan Muskan 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

1 answers

Gopal Paul 9 months, 3 weeks ago

4√16=4×4 or, 16 4√81 =4×9 or, 36 Then 16÷36=4/9 Therefore, answer:4/9

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Simplyfy (3/5)⁴(8/5)¹²(32/5)⁴

Posted by Viraj Shelar 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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What can the maximum number of digits be in the repeating block of digits in the decimal expansion of 1/17?

Posted by Madishetty Manikanta 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

2 answers

Govardhan C Chinthi 9 months, 2 weeks ago

0.0588235294117647

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Tandel Nikita 9 months, 3 weeks ago

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At a football match 3/7 of the spectators were in a covered place while 12000 were in open find the total number of spectators

Posted by Vanshika Songh 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

2 answers

Vanshika Songh 9 months, 3 weeks ago

At a football match 3/7 of the spectators were in a covered place while 12000 were in open find the total number of spectators

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Vanshika Songh 9 months, 3 weeks ago

Answer

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The value of 0.153 bar in the form of p and q where q is not equal to 0 and p and q are co -primes is____________

Posted by Dilpreet Kaur 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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What is the square root of 234

Posted by Simran Qureshi 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

3 answers

Govardhan C Chinthi 9 months, 2 weeks ago

54756

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Suraj Singh 9 months, 3 weeks ago

54756

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Vaibhav Gupta 9 months, 3 weeks ago

54,756

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What is answer of 400÷ 329.

Posted by Mahalaxmi Patil 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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If the polynomials 2x³+ax²+3x-5 and x³+x²-4x+a leave thesame reminder when divided by x -2 and find the value of a

Posted by Nishi K 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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Simplify 0.4+0.18

Posted by Mohd Owaish 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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5+√3/5-√3=1/2a+3b√15

Posted by Nagaraj Sankar 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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O.7634 bar

Posted by Sheela B N 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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100×18.47in bar

Posted by Gaurav Gaikwad 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

1 answers

Vaibhav Gupta 9 months, 3 weeks ago

16623

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Why do human reproduce and how

Posted by Anokhi Kumari 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

1 answers

Anokhi Kumari 9 months, 3 weeks ago

Human reproduce to continue their offspring and by the process of reproduction

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Plot the points A (1,4.5) B (-1,0) C (1,-4.5)D (3,0)

Posted by Jaya Verma 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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Rationalise the denominator 2-4√3/5-4√2

Posted by Saniya Paryani 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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Simplify (3/5)⁴(8/5)-¹²(32/5)⁶

Posted by Maharshi Darphang 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

0 answers

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√2+√3/

Posted by Anvi Shal 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

0 answers

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Arrange √2, ³√4, ⁴√5 and ⁴√3 in ascending order

Posted by Bhawna Routela 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

1 answers

Daksh Pal 9 months, 3 weeks ago

Visualize.2.4646 on the number line using successive magnification

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Substitute the value of x

Posted by Shrinidhi. Shrishail. Patil Patil 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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Evalulate using identities 7.83 multiply 7.83 - 1.17 multiply 1.17 upon 6.66

Posted by Monu Pardhan 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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x³-27b³-144a²b+108ab²

Posted by Prince Parmar 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

0 answers

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A rational number equivalent to 5/7 is

Posted by Girivardhan Gowda J P 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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Write a rational number equivalent to -5/-7.

Posted by Simranpreet Kaur Sandhu 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

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If x=2√3+5,then find the values of.. 1-) x²-1/x² 2-)x³+1/x³

Posted by Payal Gupta 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

0 answers

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Find 4 rational number between 1/5 and 2/3

Posted by Anant Kahlon 9 months, 3 weeks ago

CBSE > Class 09 > Mathematics

1 answers

Anant Kahlon 9 months, 3 weeks ago

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