1.

The point at which the tangent to the curve y = x3 + 5 is perpendicular to the line x + 3y = 2 are

A. (1, 6), (-1, 4)
B. (1, 6), (1, 4)
C. (6, 1), (4, 1)
D. (6, 1), (-1, 4)
Answer» B. (1, 6), (1, 4)


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