Question

Maths
hrishikesh brahma's image
hrishikesh brahma
Aug. 8, 2018, 11:27 a.m.
Prove that every binary operation on a set consisting of a single element is both commutative and associative

Answer
Maths
Hardik Malhotra's image
Hardik Malhotra
Aug. 8, 2018, 9:01 a.m.

IMG_20180808_085950.pngthere is no minus sign before cos square π by 3 then why u added in solution?


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Darshan Karnati's image
Darshan Karnati
Aug. 8, 2018, 7:40 a.m.
Derive newton's universal law of gravitation

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Aarati Devi Aarati Devi's image
Aarati Devi Aarati Devi
Aug. 7, 2018, 11:24 p.m.
What is inverse 
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Goutham Appu's image
Goutham Appu
Aug. 7, 2018, 11:06 p.m.
In cross multiplication method please


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Harshit Kushwaha's image
Harshit Kushwaha
Aug. 7, 2018, 11:02 p.m.
  • (X-y) dy-(x y) dx =0
Answer
Maths
Sankar Suwan Misra's image
Sankar Suwan Misra
Aug. 7, 2018, 10:06 p.m.

If f(n)= n + (-1)^n prove it is invertible 

Answer
Maths
Mangesh patil's image
Mangesh patil
Aug. 7, 2018, 9:53 p.m.
√2 √2

Answer
Maths
Mohit Baliyan Jat's image
Mohit Baliyan Jat
Aug. 7, 2018, 9:31 p.m.

If a line  drawn parallel to one side  of a triangle to interact the other two side in distinct points ,the other  two sides are divided  in the same ratio

Answer
Maths
Manish Prajapati's image
Manish Prajapati
Aug. 7, 2018, 9:03 p.m.
3x2 3x 1
X=1
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Pawan Ramesh's image
Pawan Ramesh
Aug. 7, 2018, 8:59 p.m.
Question number 4 opposition 2 where
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Maths
Sharanya H V's image
Sharanya H V
Aug. 7, 2018, 8:59 p.m.
Cot(π/3)*tan(π/6) sec(π/6) cosec(π/4)/sin^2(π/6) cos^(π/3)
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Maths
Bilal Ansari's image
Bilal Ansari
Aug. 7, 2018, 8:50 p.m.

Differentiate ax^2+2bhy+by^2=1

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Harsh Dhingra's image
Harsh Dhingra
Aug. 7, 2018, 8:49 p.m.
My book is elements of mathematics 

Answer