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Ch Light MCQ, X Science term 1

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X MCQ Science Ch 10 light

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Class X Maths MCQ Trigonometry tricks(ex 8.4 question 5 i)

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Class X Maths MCQ Trigonometry tricks(ex 8.4 question 4 iii)

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Class X Maths MCQ Trigonometry tricks(ex 8.4 question 4 iv)

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MCQ chapter 1 X Chemical Reactions and Equations

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Ex 3.3 Q 12 Prove the following:sin 2 6x−sin 2 4x=sin2x,sin10x, Maths XI

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Ex 3.3 Q 23 Maths XI , Prove that :tan4x= tanx(1−tan 2 x)​/1−6tan 2 ​x+tan 4 ​x

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Ex 3.3 Q 24 cos4𝑥=1−8sin 2 𝑥 cos 2 𝑥. Maths Class XI

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Misc Ch9 Q18 XI If a and b are the roots of x 2​ −3x+p=0 and c and d are roots of the equation x 2​

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Misc Ch9 Q19 XI The ratio of the A.M and G.M of two positive numbers a and b, is m:n. Show that a:b

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Misc Ch9 Q11 XI A G.P. consists of an even number of terms. If the sum of all the terms is 5 times

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Misc Ex Ch9 XI Q9 The first term of a G.P. is 1. The sum of the third and fifth term is 90. Find the

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Misc Ex Ch 9 XI Q7 If f is a function satisfying f(x+y)=f(x)f(y) for all x,y∈N such that f(1)=3 ,

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Ch 11 Q17 Class IX Calculate the work required to be done to stop a car of 1500kg moving at a veloc

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Ch 11 Class IX Q 10 An object of mass 40kg is raised to a height of 5m above the ground what is i?

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Activity 11.15 Class IX Science Work and Energy

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Ex 6.5 Q11 Class X An aeroplane leaves an airport and flies due north at a speed of 1000 km per hour

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Ex 6.5 Q12 Class X Two poles of height 6m and 11m stands on a plane ground, if the distance between

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Ex 6.5 Q9 Class X A ladder 10m long reaches a window 8m above the ground. Find the distance of the

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Ex 6.5 Q10 Class X A guy wire attached to a vertical pole of height 18 m is 24 m long and has a stak

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Ex 6.5 ClassX Q8 In figure O is in the interior of triangle ABC, OD perpendicular to BC ,OE perpen

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Ex 6.4 Class X Q7 Prove that the area of an equilateral triangle described on one side of a square

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Ex 6.4 ClassX Q6 Prove that the ratio of the areas of two similar triangles is equal to the