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/sci/ - Science & Math


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11657871 No.11657871 [Reply] [Original]

how do I divide a square root?

>> No.11657877

>>11657871
The same way you divide any other root.

>> No.11657883

>>11657877
not helpful

>> No.11657884

>>11657871
y = sqrt(x) * (7+x)^-1

if you cant solve this version then you have no hpe.

>> No.11657891

>>11657871
go download wolfram alpha app.
https://www.wolframalpha.com/input/?i=derivative+of+sqrt%28x%29+%2F+%287%2Bx%29

>> No.11657904
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11657904

>>11657871
>how do I divide a square root?

>> No.11657959
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11657959

>>11657871
with a chainsaw

>> No.11658430

>>11657871
Do you mean differentiate? If so, write it in exponent form (x^(1/2)) and apply the power law.

>> No.11659957

why the fuck is sci helping a literal underage highschooler?

>> No.11659971

Square it, and bring it inside the root.

So like this:
[math]\sqrt{\frac{x}{(7+x)^2}}[/math]

If you don't even know this, maybe you shouldn't be doing derivatives. Just saying

>> No.11659972
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11659972

>>11657884
sqrt(x)*(7+x)^-1
x*(7+x)^-1+2
7x+(x^2)^1
sqrt(7x)+x=y
7x+x^2=y
2x=sqrt(y)/7
x=sqrt(y)/14

>> No.11660096
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11660096

wtf?
Is this algebra?

>> No.11660135

>>11660096
wtf did you expect that equation doesnt have a single solution. https://www.wolframalpha.com/input/?i=sqrt%28x%29%2F%287%2Bx%29

>> No.11660225
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11660225

>>11660096
>>11657871
>>11657883
Literally sub 100 iq

>> No.11660230

i hate math

>> No.11661430

it says differentiate not divide, what are you doing OP?

>> No.11661447

>>11657871
make y=( (x)^1/2 ) * (7+x)^-1
Use the product rule for differentation and simplify further

>> No.11661544

just do it. easy

>> No.11661602

>>11657871
kek!!KEK!!

>> No.11663137

>>11657871
Quotient rule or talk to a tutor lmao

>> No.11663177

>>11657871
Fugn look up THE Quotient Rule of Differentiation.

>> No.11663190
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11663190

Fuggit

>> No.11663206

>>11661430
kek

>> No.11663208

>>11663137
>>11663177
>>11657871