Yahoo Answers: Answers and Comments for Help with calculus multiple choice? [Mathematics]
Copyright © Yahoo! Inc. All rights reserved.
https://uk.answers.yahoo.com/question/index?qid=20190620014528AAavcoe
From Daniel
enGB
Thu, 20 Jun 2019 01:45:28 +0000
3
Yahoo Answers: Answers and Comments for Help with calculus multiple choice? [Mathematics]
292
38
https://uk.answers.yahoo.com/question/index?qid=20190620014528AAavcoe
https://s.yimg.com/zz/combo?images/emaillogouk.png

From Pinkgreen: Ans. A
Explanation:
y=f(x)
=>
y'=f '...
https://uk.answers.yahoo.com/question/index?qid=20190620014528AAavcoe
https://uk.answers.yahoo.com/question/index?qid=20190620014528AAavcoe
Thu, 20 Jun 2019 16:42:19 +0000
Ans. A
Explanation:
y=f(x)
=>
y'=f '(x)=1/(2x)
[the slope of a curve at
(x,y) is the ve reciprocal
of that of its normal at the
same point].

From Captain Matticus, LandPiratesInc: The normal to the curve will be the negative i...
https://uk.answers.yahoo.com/question/index?qid=20190620014528AAavcoe
https://uk.answers.yahoo.com/question/index?qid=20190620014528AAavcoe
Thu, 20 Jun 2019 01:55:32 +0000
The normal to the curve will be the negative inverse of the tangent to the curve
(dy/dx) * (2x) = 1
dy/dx = 1/(2x)
y = (1/2) * lnx + C