CBSE > Class 10 > Mathematics | CBSE Board | Homework Help

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Hanisha Darisana 1 year, 2 months ago

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Find a point on the x axis which is equidistant from the point a 5 2 and B (1;-2)

Posted by Jay Chavda 1 year, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Aditya Kumar 1 year, 3 months ago

Let point on x axis (x,0) A=(x,0) B=(1(-2)) C=(5,2) AB=BC √(x-(-1)^2+(-2)-0)^2=√+(5-1)^2+(2-(-2)^2 Solve this and Jo aaya os ka squaring both side Phir identity use Karo (A+B)^2=a^2+b^2+2ab (A-B)^2=a^2+b^2-2ab Phir Jo Aya osko x odhar Karo aur divide Karo answer nikal aye ga

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If one zero of the polynomial x2 -4x+1 is 2+√3, write the other zero.

Posted by Naveen K 1 year, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Ameeshi Soni 1 year, 3 months ago

2-√3

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One fourth of total camel in a heart of camel went in the forest the number of Camels which equals twice the square root of total number of were grazing on the mountain the remaining 15 camels were drinking water on the bank of the river find the total number of Camels in the herd of camel

Posted by Prachi Ladani 1 year, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Himanshu Dhakad 1 year, 3 months ago

Is question mein sabhi cheezen depend ho rhi hai total number of camels pe like Jo camels forest mein gye hai...wo total Ka 1/4 hai also Jo mountain pr gye hai wo bhi 2√total hai or Jo Pani peene gye hai wo 15 h......toh sabhi cheezen total number of camels pe he depend kr rahi hai or hame nikalna bhi wahi hai total camels.......toh let krlete that let the total number of camels be X .........ab forest mein gye hai X/4 camels or mountain pr gye hai 2√x camels or paani peene 15........toh X/4+2√x+15=X Hona chaiye Baki iss equation ko solve krlenge answer a Jayega Hope it will help u;)

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How many multiples of 4 lae between 10and 250

Posted by Ashutosh Kumar 1 year, 3 months ago

CBSE > Class 10 > Mathematics

4 answers

Ameeshi Soni 1 year, 3 months ago

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Ayan Khan 1 year, 3 months ago

A=12 d=4 an=248 An=a+(n-1)d 248=12+(n-1)4 236/4=n-1 59=n-1 n=60

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Himanshu Dhakad 1 year, 3 months ago

Hope it will help u;)

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Himanshu Dhakad 1 year, 3 months ago

AP s ho Jayega...pehle ek AP let krlo like 12,16,20,24,28........248 ab hame n ki value matlab number of terms nikalne hai simple formula lagayenge apna an=a+(n-1)d......248=12+(n-1)4......236=4n-4.......240=4n.......n=240/4......n=60......so there will 60 multiples of 4 lie between 10 and 250

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sin^2 (27 deg) + cos^2 (27 deg)

Posted by Kunal Patel 1 year, 3 months ago

CBSE > Class 10 > Mathematics

2 answers

Himanshu Dhakad 1 year, 3 months ago

Hope it will help u;)

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Himanshu Dhakad 1 year, 3 months ago

Iska answer 1 Hoga .....property use ho jayengi sin²A+cos²A=1

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Pie is rational or irrational

Posted by Hemant Singh 1 year, 3 months ago

CBSE > Class 10 > Mathematics

5 answers

Himanshu Dhakad 1 year, 3 months ago

If you are considering 3.14 as the value of pie then it is irrational and if your r taking 22/7 as the value of pie then it is rational

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Vedanshi Vijayvargiya 1 year, 3 months ago

Irrational

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Santosh Srivastav 1 year, 3 months ago

Irrational number

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Gargi Rana 1 year, 3 months ago

Irrational

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Hemant Singh 1 year, 3 months ago

Irrarional

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Find the sum of first 22 term of an AP in which d=7 and 22d term is 149

Posted by Mohd Ismail 1 year, 3 months ago

CBSE > Class 10 > Mathematics

2 answers

Ameeshi Soni 1 year, 3 months ago

1661

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Prishika Raj 1 year, 3 months ago

1661

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Find the sum of first 51 term of an ap whose second and third term are 14 and 18 respectively

Posted by Mohd Ismail 1 year, 3 months ago

CBSE > Class 10 > Mathematics

2 answers

Ameeshi Soni 1 year, 3 months ago

5610

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Himanshu Dhakad 1 year, 3 months ago

Is question mein hame S51 ki value nikalni hai..toh agar hum S51 Ka formula likhe toh formula Hoga S51=51/2[2a+(51-1)d]........ab Hume iss formula mein "a" ki value chaiye or "d" ki value. Tabhi S51 ki value ayegi ...to "a" or "d" ki value hum nikalenge given 2nd or 3rd term s.........2nd term ko likh skte hai A2=a+d i.e 14=a+d----eq1 or sath mein A3=a+2d i.e 18=a+2d---eq2 ........ab 1 or 2 equation ko solve krne pe d=4 aayega then a=10 .....ab a or d ki values aa gyi hai toh simple S51 k formula mein put krdenge...answer aajayega..................hope it will help u;)

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If the sum of first 7 terms of an ap is 49 and that of 17 terms is 289 find the sum of first n terms.

Posted by Mohd Ismail 1 year, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Prachi Ladani 1 year, 3 months ago

Sn=n(n+1) ----------- 2

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Ravish runs a book shop at school of Math, Gurgaon. He received 480 chemistry books, 192 physics books and 672 Mathematics books of class XI. He wishes to arrange these books in minimum numbers of stacks such that each stack consists of the books on only one subject and the number of books in each stack is the same. Find the number of books in each stack. Find the number of stacks of Mathematics books. Find the Minimum number of stacks of all the books.

Posted by Geeta Sharma 1 year, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Shubha Bm 8 months, 2 weeks ago

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A quadrilateral AOBC is drawn on a coordinate grid as shown below. O is the origin and the coordinates of A are (-3, 4).OCA = 45°

Posted by Aadrika Sharma 1 year, 3 months ago

CBSE > Class 10 > Mathematics

1 answers

Kishan Kumar 1 year, 2 months ago

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Solve for X and y equals to xy upon X + y equals to 1 by 5 , xy/x - y = 1 / 7

Posted by Renu Dewangan 1 year, 3 months ago

CBSE > Class 10 > Mathematics