What is the slope of the tangent to y = sqrt[1-x] at (-8,3)?

Limits, differentiation, related rates, integration, trig integrals, etc.
Liwayway

What is the slope of the tangent to y = sqrt[1-x] at (-8,3)?

Postby Liwayway » Wed Feb 26, 2014 4:56 pm

can someone refresh me on how to solve this?




FWT
Posts: 119
Joined: Sat Feb 28, 2009 8:53 pm

Re: What is the slope of the tangent to y = sqrt[1-x] at (-8

Postby FWT » Wed Feb 26, 2014 5:46 pm

Liwayway wrote:can someone refresh me on how to solve this?




Turn the square root into a 1/2 power. Do the Power Rule. Then differentiate the insides. Then plug in the x they give you and find the dy/dx to get the slope for that x.


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