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  • 4 answers

Dhruv G 7 years, 2 months ago

Your welcome guys?...

Shivam Rawat 7 years, 2 months ago

Thanks for your help

G K 7 years, 2 months ago

Very nice...??

Dhruv G 7 years, 2 months ago

Int 1•dx/sinx+sin2x ➡ Step 1) Sin2x=2sinxcosx | ? 2) Take common sinx in denominator | ? 3) Multiply numerator & denominator by sinx | ? 4) In denominator, put sin^2x=(1-cox^2x) | ? 5) Let cosx=t. ???Final form: int -dt/(1-t^2)*. Bn (1+2t)......integrate it by partial fractions...
  • 2 answers

G K 7 years, 2 months ago

??

Ayush Parija 7 years, 2 months ago

8
  • 3 answers

We Ayush 7 years, 2 months ago

Pi/4

G K 7 years, 2 months ago

Use thus identity...?(tan^-1 a - tan^-1 b) = tan^-1((a - b) /1+ab ))?..... u will get tan^- (1)...

G K 7 years, 2 months ago

Pi/4...
  • 0 answers
  • 1 answers

Priyal Rathi 7 years, 2 months ago

???
  • 1 answers

G K 7 years, 2 months ago

In a right angle triangle....sin(theta) = Perpendicular / hypotenuse.....?.....
  • 7 answers

G K 7 years, 2 months ago

same pinch.......

Anjana Sherawat 7 years, 2 months ago

I got 98 marks

Rohan Kumar 7 years, 2 months ago

80 out of 100

G K 7 years, 2 months ago

??congrats...

Princesses Kaur 7 years, 2 months ago

Always try to get full marks and got

G K 7 years, 2 months ago

out of 100?......koi ni Fudhxhdh next time ache aa jaayenge...?...

Fudhxhdh Fufhch 7 years, 2 months ago

50
  • 4 answers

Rohan Kumar 7 years, 2 months ago

Superbbbbbb?

Pandey Nitin 7 years, 2 months ago

Nice

G K 7 years, 2 months ago

For complete soln search on google...write this complete Q. and then?....brainly.in...?.

G K 7 years, 2 months ago

Let u = sin x - cos x. du = (sin x + cos x) dx u² = (sin x - cosx)² = 1 - 2 sinx cosx sin x * cos x = (1 - u²)/2............ab hena Q. ko isme covert kro then u will get the final result.........
  • 4 answers

Anjana Sherawat 7 years, 2 months ago

7.6 is based on integration by parts

Yukti Katariya 7 years, 2 months ago

It's 7.8

Princesses Kaur 7 years, 2 months ago

See exercise 7.6 on ncert

Anjana Sherawat 7 years, 2 months ago

Then ask any?
  • 1 answers

Anjana Sherawat 7 years, 2 months ago

Of which book
  • 1 answers

Anjana Sherawat 7 years, 2 months ago

√1+tan^2x. - tanx
  • 1 answers

Anjana Sherawat 7 years, 2 months ago

Is it related to differtial equation chapter ?
  • 1 answers

G K 7 years, 2 months ago

X^2+C
  • 5 answers

G K 7 years, 2 months ago

Okk thnxx

Aisha Gupta 7 years, 2 months ago

Let sec-¹(-1/2)= y. => secy= -1/2 => cosy= -2 but as cos belongs to [-1,1] so there is no possiblity of existance of sec-¹(-1/2) .I think there is some thing missing in the question or dont know

G K 7 years, 2 months ago

Okk then whats the ans of this

Aisha Gupta 7 years, 2 months ago

Sorry I thought the Q is different i.e this is ans of cos-¹1/√2

Aisha Gupta 7 years, 2 months ago

π-π/4 = 3π/4 as it belongs to(0,π)i.e in the range of sec-¹ x
  • 1 answers

G K 7 years, 2 months ago

Limit ko tod lo ...critical pts M....vse Q. M I think kuch + - ki mistake lg rhi h....
  • 1 answers

G K 7 years, 2 months ago

I dont read probability class 12th so I dont know its easy or not? but easy hi hoga .....AOD is very easy and interesting becoz I have done so much Q. of it....?
  • 1 answers

Mr. Thakur 7 years, 2 months ago

A differential equation is a mathematical equation that relates some function with its derivatives. In pure mathematics, differential equations are studied from several different perspectives, mostly concerned with their solutions—the set of functions that satisfy the equation.
  • 1 answers

Anjana Sherawat 7 years, 2 months ago

Ask the question
  • 2 answers

Sarthak Mahajan 7 years, 2 months ago

Because cos inverse belongs to the [-pi,pi]?

Ayush Parija 7 years, 2 months ago

Cosinverseminus x equal to pi minus cos inverse x
  • 1 answers

Mr. Thakur 7 years, 2 months ago

X+4x³ / x+6x^5 Take it as X/x+6x^5. 4x³/x+6x^5 Integrate both the functions.
  • 1 answers

Abhimanyu Singh 7 years, 2 months ago

Adj (A),s power ( n-1)
  • 2 answers

Deepak Jindal 7 years, 2 months ago

Ysss.... I agree

G K 7 years, 2 months ago

In skew symmetric matrix , aij = -aji...therefore for diagonal element....aii = -aii...hence 2aii = 0 and hence aii=0...
  • 2 answers

G K 7 years, 2 months ago

Write ∫ log x dx = ∫ (log x) . 1 dx. Take first function as log x, second function as 1. Use integration by Parts and solve.....and the answer comes is ?xlogx - x+C?....

Ayush Parija 7 years, 2 months ago

Apply by part ans is xlogx_x

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