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# Find the value of x for which the function…

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## Find the value of x for which the function 3x² – x – 6

### Now for the right answer to the above question:

1. Option A is incorrect.
2. Option B is correct.
3. C is incorrect.
4. D is not the correct answer.

## QUICK TIPS…

You may please note these/this:

• The minimum or maximum point of a curve is also the turning point of the curve where the curve’s tangent has a slope (dy/dx) = 0.

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/ culled from 2017 JAMB-UTME mathematics past question 34 /

### 2 Answers

1. 0 Votes 0 Votes  0 Votes

Ok… at the point where dy/dx = 0, it is assumed that the curve is either at the maximum or minimum point. at this point, a tangent, which is an imaginary line drawn to slightly cut through this point has a gradient of zero.