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Solve question 40

X^5dy/dx=-y^5

Introduction to 

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25 square

India gate (formerly known as All India war memorial) is located near Karthavya path. (formerly Rajpath) at New Delhi. It stands as a memorial to 74187 soldiers of Indian Army, who gave their life in the first world war. This 42m tall structure was designed by Sir Edwin Lutyens in the style of Roman triumphal arches. A student Shreya of height 1 m visited India Gate as a part of her study tour.

i. What is the angle of elevation from Shreya's eye to the top of India Gate, if she is standing at a distance of 41m away from the India Gate?

ii. If Shreya observes the angle of elevation from her eye to the top of India Gate to be 60°, then how far is the she standing from the base of the India Gate?

(A) If the angle of elevation from Shreya's eye changes from 45° to 30°, when she moves some distance back from the original position. Find the distance she moves back.

OR

41 (B) If Shreya moves to a point which is at a distance of m m from the India Gate, then find the angle of elevation made by her eye to the top of India Gate

1. What is maths

Prove that the square of any positive integer is any of the form 5q, 5q+1, 5q + 4 for some integer q.

Formula ke teen step ke baad x kaise aaya 

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Sq.root of 100 is equal to

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1+1=

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