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Grade 12th passAlgebra

The sum of the intercepts made by a tangent to the curve √x + √y = 4 at a point (4,4) is -
(1) 4√2
(2) 6√3
(3) 8√2
(4) √256

Profile image of Rupesh Ojha
7 Years agoGrade 12th pass
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1 Answer

Profile image of Arun
7 Years ago
Dear student
 
-sqrt(4) /sqrt (4) = -1
 
Hence line equation is
 
Regards
Arun (askIITuass forum expert)
y -4 = -1 (x-4)
 
Now you can do the rest.