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Grade 12Differential Calculus

ln(x+y) = 2xy then y’(0)

Profile image of Gman Namg
11 Years agoGrade 12
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1 Answer

Profile image of grenade
ApprovedApproved Tutor Answer11 Years ago
i would say that it is an implicit function 
1st @x=0 calculate the value of y
which is  equal to 1
now diffrentiate both left and right hand side 
the then substitute the values 0,1
the answer is equal to 1
approve if useful