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3 picture views of the sum ... 1+2+3+...+n
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Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
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logic Idempotent law show x=xVx
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COMMON MISTAKE!: directive d/dx(sin(x) cos(x)) β d/dx(sin(x)) d/dx(cos(x))
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IIT-1995 2nd way integral β«x^5/(1+x^3) dx
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2nd way: Express as partial fractions
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1st/parts: Derivative of the inverse circular functions
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Review: trig tan(x+360)= tan(x) & tan(x+180)=tan(x)
3rd/3 ways: Express (4x-17)/((x+4)(2x-3)) in partial fractions via withOUT cover rule
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trig integral β«sec(x) dx =
2nd/2 parts: sum Find the sum 2,3,14,24,37,... nth term
Eps_6 adaptasi little mermaid nyasar di zaman modern nyembuhin luka masa lalu
trig Show these identities ...
Tongue πππ«πππ©ππ€π£ ππ£ππ‘π as the warning sign of a ππππ Ύπ Ίπ ΄
Variance measured in the squares of the units for the observations.
1st/3 parts: Growing patterns
Loss
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count comb: How many subsets does {{{118},{{18,19,20,21,...,118}},{{{118}}} }} have?
3rd/3 parts: Growing patterns
trig Show tan(x/2) = ...
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