Question discussion

The slope of the tangent to the curve y = x³ − 3x at the point where x = 2 is

2177Medium DSSSB TGT Computer Science 0 replies 1 views
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The slope of the tangent to the curve y = x³ − 3x at the point where x = 2 is

  • A3
  • B6
  • C9
  • D12
Correct answer: C

Explanation

dy/dx = 3x² − 3, so at x = 2 the slope is 3 × 4 − 3 = 9.

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