subset {c, b, a}, {a,b,c}

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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

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concavity f(x)=1x²

Solution

Concave Upward:−∞ <x<0, Concave Upward:0<x<∞

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Concavity intervals definition

If f ′′(x)>0 then f(x) concave upwards.
If f ′′(x)<0 then f(x) concave downwards.

f ′′(x)=6x⁴

Find intervals: Concave Upward:−∞ <x<0, Concave Upward:0<x<∞

Concave Upward:−∞ <x<0, Concave Upward:0<x<∞

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domain 1x²

range 1x²

inverse 1x²

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أهلاً, اطرح سؤالا حول concavity f(x)=1x² أو اختر من الخيارات أدناه

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

subset {c, b, a}, {a,b,c}

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