46 Views PremiumDec 4, 2023
UC Davis #10: count prove Σi = n(n+1)/2 where i=1 to n
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integral ∫ x dx withOUT using Power rule.
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Find the equation of the tangent line to the curve x^3-3y^3+xy+21=0 at the point (1,2)
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Screen Recording 2024-03-03 at 12.00.11 AM
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2nd way: derivative x^n w.r.t x^x
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Screen Recording 2024-05-06 at 11.53.23 PM
3 ways: trig integral ∫sec^2(x) tan(x) dx
prob stat: Show ∑(xk-x̄)(yk-ȳ) = ∑(xk-x̄) yk where k=1 to n
Alternate way: ∫1/(x^2+a^2) dx
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integral ∫√(x-a)/x dx
Screen Recording 2024-03-03 at 12.03.07 AM
Screen Recording 2024-03-02 at 11.52.18 PM
1st way: derivative (x^2+1)^sin(x)
2nd way: arc trig derivative 1/arc tan(x)