simplify (x^2+14x+49)/(49-x^2)

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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

simplify solve for inverse tangent line

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simplify x²+14x+4949−x²

Solution

x+77−x

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x²+14x+4949−x²

Factor x²+14x+49: (x+7)²

=(x+7)²49−x²

Factor 49−x²: (7+x)(7−x)

=(x+7)²(7+x)(7−x)

Apply the commutative law: 7+x=x+7

=(x+7)²(x+7)(7−x)

Apply exponent rule: a^b+c=a^b· a^c

(x+7)²=(x+7)(x+7)

=(x+7)(x+7)(x+7)(7−x)

Cancel the common factor: x+7

=x+77−x

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

simplify (x^2+14x+49)/(49-x^2)

Solution

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