2nd way: integral ∫(6+4x--2x^2) dx via 1) complete sq 2) then trig. sub

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2nd/2 parts: Mean 1+2+3+...+n is just (1+n)/2. Why?

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

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

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1st/2ways: Find the sum 1/7, 10/21, 17/21, 24/21, 31/21 via median.

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logic Idempotent law show x=xVx

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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"

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trig Write each expression as an equivalent algebraic expression involving only x.

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The blockbuster documentary “Africa’s Great Tech Leap” is now streaming for you!

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