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

Solutions > Expand Difference of Squares Calculator >

prove tan^2(x)-sin^2(x)=tan^2(x)sin^2(x)

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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

simplify solve for expand factor rationalize

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rationalize 1i+2

Solution

25 −i15

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Solution steps

One step at a time

1i+2

2−i2−i הכפל בצמוד

=1· (2−i)(i+2)(2−i)

1· (2−i)=2−i

(i+2)(2−i)=5

=2−i5

25 −15 i בצורה מרוכבת סטנדרטית 2−i5 שכתב את

=25 −15 i

Expand Difference of Squares Examples

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