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

Solutions > Triangle Word Problems Calculator >

range of cos(2x+5)

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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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fatoração 7x³+4x

Solution

x(7x²+4)

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Solution steps

One step at a time

ddx (1−sin²(x))

Simplify 1−sin²(x): cos²(x)

=ddx (cos²(x))

Apply the chain rule: 2cos(x)ddx (cos(x))

=2cos(x)ddx (cos(x))

ddx (cos(x))=−sin(x)

=2cos(x)(−sin(x))

Simplify 2cos(x)(−sin(x)): −sin(2x)

=−sin(2x)

Solve instead

f(x)=7x³+4x

ddx (7x³+4x)

Triangle Word Problems Examples

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