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May
13
revised How to sketch $y=2\tan(x+\frac{\pi}{4})$ , $x \in (0,2\pi)$
edited tags
May
13
comment How to sketch $y=2\tan(x+\frac{\pi}{4})$ , $x \in (0,2\pi)$
yes! please provide me solution step by step. Appreciate it!
May
13
comment How to sketch $y=2\tan(x+\frac{\pi}{4})$ , $x \in (0,2\pi)$
yes! sorry for my lack of maths knowledge. thx
May
13
asked How to sketch $y=2\tan(x+\frac{\pi}{4})$ , $x \in (0,2\pi)$
May
9
revised How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
deleted 80 characters in body
May
9
accepted How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
sorry. You are right.It is totally different! thx
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
yea.when I read your answer, I understand it but compare to the answer graph.It make me confuse, the answer its the graph. thx@Arturo Magidin
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
thx for that! Does your answer look the same as my graph. $y=3sin(2\theta)$ its not in the graph. thx
May
9
revised How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
added 105 characters in body
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
sorry for that, intercepts for the graph. thx!
May
9
revised How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
added 38 characters in body
May
9
accepted List the $x$-axis intercepts for this trigonometric function
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
yea, but can you please show me the working out. Sorry I'll be able to work out other questions as well. thx so much
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
yea, exactly. Sorry for my lucky of maths.
May
9
comment How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
I think, it is almost the same? or totally different?
May
9
asked How to sketch $y=2\cos\,2x+3\sin\,2x$ , $x$ for $[-\pi,\pi]$.
May
8
comment List the $x$-axis intercepts for this trigonometric function
yea! i think $cosx$=$\frac{\sqrt{2}}{\sqrt{2}}$ and its show in the unit cirle $\frac{7\pi}{4}$
May
8
revised List the $x$-axis intercepts for this trigonometric function
edited tags
May
8
asked List the $x$-axis intercepts for this trigonometric function