AP EAMCET Engineering 25 Apr 2017 Shift 1 Paper

Section: Mathematics

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Question : 68 of 160

Marks: +1, -0

If ab≠0, then the equation of the tangents at (a,b) to the curve
(

x

a

)n+(

y

b

)n=2 is

x
a
+
y
b
=1
ax+by=1
x
a
+
y
b
=2
ax+by=2n

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