Question

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第6題求解，謝謝

6. (12%) (a) Find the equation of the line which is parallel to the tangent line to the graph of
2 x
y ==+ at the point (2,2) and passes through the point (1,-1).
2
(b) Find the equation of the line which is perpendicular to the line obtained from part (a)
and passes through the point (-2,1).
y+1=0(2

Answer 1

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C

.

蘇

謝謝！