Bonnie has twice as many cousins as Robert.George has 5 cousins, which is 11 less than bonnie has.how many cousins does robert h
2 answers:
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Answer:
Required equation of tangent plane is .
Step-by-step explanation:
Given surface function is,
To find tangent plane at the point (5,-1,1).
We know equation of tangent plane at the point $(x_0,y_0,z_0)[/tex] is,
So that,
Substitute all these values in (1) we get,
Which is the required euation of tangent plane.