intersecciones 2x^3+3x^2+9

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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 expand factor rationalize

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Steps Examples

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inversa (

24	0	1
8	−13	10
7	8	−5

)

Solution

(

341	−8205	−13205
−2241	127205	232205
−3141	192205	312205

)

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Solution steps

One step at a time

(

24	0	1
8	−13	10
7	8	−5

)⁻¹

Matiz inversa de matriz

Una matriz es invertible si y solo si existe una secuencia de operaciones elementales de filas (o columnas) que la transformen en la matriz identidad.

Hacer la forma aumentada con una matriz identidad de 3x3

[

24	0	1	∣	1	0	0
8	−13	10	∣	0	1	0
7	8	−5	∣	0	0	1

]

Reduce la matriz en el lado izquierdo a la matriz identidad

[

1	0	0	∣	341	−8205	−13205
0	1	0	∣	−2241	127205	232205
0	0	1	∣	−3141	192205	312205

]

La matriz inversa está en el lado derecho de la matriz aumentada

341	−8205	−13205
−2241	127205	232205
−3141	192205	312205

)

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

intersecciones 2x^3+3x^2+9

Solution

Solution steps

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