https://math.stackexchange.com/questions/2396003/solution-set-for-trigonometric-equation-sin3x-cos3x-0-on-the-interva
Your solutions for questions 17, 19, & đôi mươi are correct. As for question 18: eginalign* sin(3x) + cos(3x) & = 0\ sin(3x) & = -cos(3x)\ an(3x) và = -1\ 3x và = -fracpi4 + kpi, k in ...

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The function displaystylefleft(x ight)=sinleft(3x ight)+cosleft(3x ight) is the result of series of transformations with the first one being a horizontal ...
https://socratic.org/questions/the-function-f-x-sin-3x-cos-3x-is-the-result-of-series-of-transformations-with-t
We can get the graph ofdisplaystyley=fleft(x ight)fromdisplaystyleysinxby applying the following transformations:a horizontal translation ofdisplaystylefracpi12 ...
How bởi vì you solve displaystylesinleft(2x ight)+2cosx=0 & find all solutions in the interval displaystyle0lex{
displaystyle143^circ30quad extandquad269^circ82 Explanation:Rewrite the equation:sin x - 2cos x = - 1call t the arc thatdisplaystyle ant=fracsintcost=-2 ...
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displaystylef'left(x ight)=3cosx-2sinx Explanation:Differentiation ofdisplaystylefleft(x ight) ext is determined by applying thedisplaystyle ext ...
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left< eginarray l l 2 và 3 \ 5 & 4 endarray ight> left< eginarray l l l 2 và 0 và 3 \ -1 và 1 và 5 endarray ight>

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