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Sytee
 one year ago
How to solve this?
A curve has an equation y=2/x^2 + 5/2
Find the equation of the tangent to the curve at point (2,3)
Sytee
 one year ago
How to solve this? A curve has an equation y=2/x^2 + 5/2 Find the equation of the tangent to the curve at point (2,3)

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Decart
 one year ago
Best ResponseYou've already chosen the best response.1\[\frac{ 2 }{x ^{2} }+\frac{ 5 }{ 2 }\]

Sytee
 one year ago
Best ResponseYou've already chosen the best response.0what did u just wrote, it became error. all of a sudden

Decart
 one year ago
Best ResponseYou've already chosen the best response.1do you need to take the derivative

Peter14
 one year ago
Best ResponseYou've already chosen the best response.0is the equation, right?

Sytee
 one year ago
Best ResponseYou've already chosen the best response.0@Peter14 yes that is the equation

Sytee
 one year ago
Best ResponseYou've already chosen the best response.0@Decart yes,need to take the derivative , how?

Sytee
 one year ago
Best ResponseYou've already chosen the best response.0i get dy/dx = 4x^3, after that what should i do?

Peter14
 one year ago
Best ResponseYou've already chosen the best response.0or simplify it to 2x^(2)

Decart
 one year ago
Best ResponseYou've already chosen the best response.1the low times the derivative of the high  the high times the derivative of the low all divided by the low squared

Peter14
 one year ago
Best ResponseYou've already chosen the best response.0do you know pointslope form?

Decart
 one year ago
Best ResponseYou've already chosen the best response.1once you find the derivative that gives you the slope

Decart
 one year ago
Best ResponseYou've already chosen the best response.1the derivative is \[\frac{ 4 }{ x ^{3} }\]

Decart
 one year ago
Best ResponseYou've already chosen the best response.1plug in the x to get the slope

Peter14
 one year ago
Best ResponseYou've already chosen the best response.0with a point (x1, y1) and a slope m the equation of a line can be written (yy1)=m(xx1)

Decart
 one year ago
Best ResponseYou've already chosen the best response.1distribute the 1/2 and then add the three

Sytee
 one year ago
Best ResponseYou've already chosen the best response.0i got it!!! i have another question

Sytee
 one year ago
Best ResponseYou've already chosen the best response.0solve the equation 3 cos 2x + 5 sinx =4 for 0 <x<360

Peter14
 one year ago
Best ResponseYou've already chosen the best response.0you have to simplify it first, use the identity for cos 2x

Peter14
 one year ago
Best ResponseYou've already chosen the best response.0use the identity for cos 2x
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