Solve cos^2(x) dy/dx +y = tan(x) via Integrating factor[IF]

Bijection of elements in tn & a pair of elements of (n+1)

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2nd/3ways: trig integral ∫sec(x) dx

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logic Idempotent law show x=xVx

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MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx

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RPET 2003 Hindustan: integral ∫sin^4(x)-cos^4(x) dx

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1st way: exp ∫(e^x)/x (1+x log(x)) dx

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integral ∫ x dx withOUT using Power rule.

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Pantun Melayu [Sorong papan tarik papan]

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logic: tautology (¬p→q)∧(¬p→¬q) →p

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Why the mean of AP is the median of AP? mean=median?

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1st/3 ways: Show 1+2+3+...+n=n(1+n)/2 via picture

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2nd way: integral ∫1/(a + √√b (x^2)) dx

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1st/10 parts: Logical disjunction

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1st/3 parts: Growing patterns

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3 ways: sum Show 1+3+5+...nth term = n^2

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Alternate way: integral ∫ax+b dx

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Alternate way: trig integral ∫sin(x) dx

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3rd/3ways: exp Derivative x^x

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A cubical die, numbered 1 to 6 is weighted so that a six is twice as likely to occur as any other #.

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Evaluate the integrals

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