Let B be the mx1 col. matrix [1/m ... 1/m]'. If A =[a1 ... am] is any row matrix. What is AB?

prob stat: One sample of n=4 scores has a mean of M=10, &

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2nd way: integral ∫ log √x(x^n) dx

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MPPET 1996 Hindustan: trig integral ∫ sin^2(x) -cos^2(x)/(sin^2(x) cos^2(x)) dx

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CBSE 2000 Hindustan: integral (1+tan(x))/(x+log(sec(x)) dx

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MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

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Lorell Lane – Social Sales Lab

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Find the number of permutations of the letters of the word ALLAHABAD

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2nd way: trig integral ∫sec^(3/2)(x) tan^3(x) dx

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James Wedmore – How to Address and Overcome Any Objection Masterclass

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UC Davis: #10 log integral ∫3/(x ln(x)) dx.

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Eric Beer – Lead Gen Arbitrage Millionaire Training

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Jenna Kutcher – The List to Launch Lab

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A 2 digit number is equal to the sum of the product of its digits & the sum of its digits.

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UC Davis: #7 trig log integral sin(ln(x))/x dx

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trig integral 1/(sin^2(x)+ 2 cos^2(x)) dx

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NYU: 2 ways compute log integral ∫ln(x) dx

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2nd way: trig integral ∫√(sec^5(x)/sin^3(x)) dx

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prob stat: Let J & K be independent events. P(J|K)=0.3. Find P(J)

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Express the sum of the digits of the number (1000^20 - 20) in decimal notation

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If y=a e^(mx) + b e^(-mx), show that y2=m^2y

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