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

Solutions > Logarithm Properties Calculator >

領域 (x^4)^5

Topic

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

☐²

x^☐

√☐

^□√☐

□□

log_□

π

θ

∞

∫

ddx

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

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逆 2cos²(x)

Solution

arccos(√x2 ), arccos(−√x2 )

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Solution steps

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逆関数の定義

y=f(x), x=g(y) であれば,関数 g は関数 f の逆である

cos(x)を解く y=2cos²(x)

cos(x)=√y2 , cos(x)=−√y2

cos(a)=b ⇒ a=arccos(b)

arccos(√y2 ), arccos(−√y2 )

代用 y=x

arccos(√x2 ), arccos(−√x2 )

Solve instead

領域 2cos²(x)

範囲 2cos²(x)

周期性 2cos²(x)

Logarithm Properties Examples

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