MPPET 1993 BIT Ranchi 1982 Hindusta: trig integral ∫ (1+cos^2(x)/sin^2(x) dx

What should you do if your ETC is tampered with on the highway? Here's a trick to deal with them!

jialuwanche

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Solve the following differential equation cos^2(x)dy/dx +y = tan(x)

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2nd way: integral ∫ log √x(x^n) dx

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2 ways: sq root derivative 1/(√√(1/√x))

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A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...

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exp Differentiate (i) b^e^x (ii) b^x&e (iii) (b^e)^x (iv) (b^x)^e

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Stop talking! I get it already! Oh, being too clever backfires—how ironic! #logo design #trademark d

logoshejijiangxin

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5 National Treasure-Level Apps—Never Heard of Them? You're Missing Out on a Hundred Million!

kunoue_03_03

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trig integral ∫sec(x) dx =

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logic: tautology p→q≡(¬q→¬p)

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1st/2ways: exp e^g(x) (g'(x)f(x) + f'(x)) dx

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Prove Σ1/((k-1)(k+1))=(3n^2-n-2)/(4n(n+1)) where k=2 to n ∀n ≥ 2

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trig integral ∫sin^(-2/3)(x) cos^3(x) dx

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Alternate way: Evaluate exp integral ∫1/√(1-e^(2x)) dx

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2 ways: sq root √x^x

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commutative: ab=ba via "picture"

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Alternate way: inverse trig integral ∫e^(m arc tan(x))/(1+x^2) dx

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4 ways: exp integral ∫a^(bx+c) dx

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Those "unreasonable" rules at the hospital

suoyoutouxiang_02_01

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Alternate way: Evaluate exp sq root integral ∫a^x/√(1-a^(2x)) dx

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