범위 cos(2t)

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`x`²	`x`^□	log_□	√☐	^□√☐	≤	≥	□□	·	÷	`x`^◦	π
(☐)^′	`ddx`	∂∂`x`	∫	∫_□^□	lim	∑	∞	`θ`	(`f` ◦ `g`)	`f`(`x`)

☐²

x^☐

√☐

^□√☐

□□

log_□

θ

∞

∫

ddx

≥	≤	·	÷	`x`^◦	(☐)	\|☐\|	(`f` ◦ `g`)	`f`(`x`)	ln	`e`^☐
(☐)^′	∂∂`x`	∫_□^□	lim	∑	sin	cos	tan	cot	csc	sec

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Steps Examples

Generated by AI

각 (1, −6)

Solution

−arctan(6)

Degrees

−80.53767…^◦

Decimal

−1.40564…

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Solution steps

One step at a time

x축으로부터의 각도

벡터 사이의 각도,(

a

b

) 그리고 양의 x축은 점이 있는 사분면에 따라 달라진다
첫 번째 사분면: θ=arctan(ba )
두 번째 사분면: θ=π−arctan(|ba |)
세 번째 사분면: θ=arctan(|ba |)−π
네 번째 사분면: θ=−arctan(|ba |)

의 사분면 (1, −6): 4

사이의 각도(1, −6) 그리고 x축은

−arctan(|−61 |)

arctan(θ) 계산 : −arctan(|−61 |)=−arctan(6)

=−arctan(6)

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−▭▭	<	7	8	9	÷	`AC`
+▭▭	>	4	5	6	×	☐☐☐
×▭▭	(	1	2	3	−	`x`
▭ \|▭	)	.	0	=	+	`y`

범위 cos(2t)

Solution

Solution steps

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