Question

Sheikh Roqaiya's image
Sheikh Roqaiya
Dec. 24, 2017, 8:38 p.m.
  1. prove that the coefficient of middle term in the expansion of(1+x)^2n is the same as the sum of coefficient of two middle term in the expansion of (1+x)^2n_1
Answer
Shaquib Khan's image
Shaquib Khan
Dec. 24, 2017, 7:31 p.m.

In trapezium ABCD,AB||DC and AD IS PRODUCED TO E, Such that<CDE=75°. Find the values of x, y and z.

Answer
Vaibhav Jamwal's image
Vaibhav Jamwal
Dec. 24, 2017, 7:18 p.m.
How many alphabets in English
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ROHIT KABIRA's image
ROHIT KABIRA
Dec. 24, 2017, 7:17 p.m.
Abc is a square having lengthy of side 20 unit taking the santre of the square oresion and x and y axis are parellel to ab and ad respectively find the coordinates of ab c and d
Answer
Akash saini's image
Akash saini
Dec. 24, 2017, 6:16 p.m.
1-sinx/1 sinx

Answer
Parvesh Kumar Kumar's image
Parvesh Kumar Kumar
Dec. 24, 2017, 6:15 p.m.
Dy/dx tanx=tanx

Answer
priyaranjan singh's image
priyaranjan singh
Dec. 24, 2017, 5:25 p.m.
if sinthita Costhita=√3, Prove that tanthita cotthita=1
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Ashwini Roy's image
Ashwini Roy
Dec. 24, 2017, 4:04 p.m.

Integration (1+sinx)/sinx (1+cosx)

Answer
rajesh gupta's image
rajesh gupta
Dec. 24, 2017, 2:25 p.m.
what is the meaning of trignometry in class 10
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shalu bhati's image
shalu bhati
Dec. 24, 2017, 1:09 p.m.
Why you didn't update the tally as per Gst
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Faiza Mansoor's image
Faiza Mansoor
Dec. 24, 2017, 1 p.m.
Find modal class

Image.jpg question 4

Answer
Abhishek pandey's image
Abhishek pandey
Dec. 24, 2017, 12:59 p.m.
A pole 6 m high casts the shadow 2√3m long on the ground . then find the sun's elevation.

Answer
Faiza Mansoor's image
Faiza Mansoor
Dec. 24, 2017, 12:57 p.m.
Why does Cassius object to allowing Antony to speak at Caesars funeral?
Answer
Maths
Gandhimathi Paramasivam's image
Gandhimathi Paramasivam
Dec. 24, 2017, noon

Concept of statistics

 

Answer
Maths
Deepak Yadav's image
Deepak Yadav
Dec. 24, 2017, 11:53 a.m.

(256)0.16*(256)0.09

Answer
Kamlesh Gurjar's image
Kamlesh Gurjar
Dec. 24, 2017, 11:28 a.m.
all unit vector in xy plane

Answer
Devansh Dwivedi's image
Devansh Dwivedi
Dec. 24, 2017, 11:23 a.m.
Science pattern

Answer