intervalo x

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

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ddx

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

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intervalo (−4x²−7x−2)−(−7x²+4x−2)

Solution

f(x)≥ −12112

Interval Notation

[−12112 , ∞ )

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Definição de imagem de função

O conjunto de valores da variável dependente para a qual uma função é definida

Vértice de (−4x²−7x−2)−(−7x²+4x−2): Mínimo (116 , −12112 )

Para uma parábola ax²+bx+c com vértice (x_v, y_v)
Se a<0 a imagem é f(x)≤ y_v
Se a>0 a imagem é f(x)≥ y_v
a=3, Vértice (x_v, y_v)=(116 , −12112 )

f(x)≥ −12112

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domínio (−4x²−7x−2)−(−7x²+4x−2)

vértices (−4x²−7x−2)−(−7x²+4x−2)

inversa (−4x²−7x−2)−(−7x²+4x−2)

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

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intervalo x

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