Mathematics for IGCSE & O level - Graphs Of Functions (Section 5 - No. 7)
What does the phrase 'Estimating the gradient to a curve' refer to?
Calculating the exact value of the curve's slope.
Finding the area under the curve.
Approximating the slope of the curve at a point.
Determining the x and y intercepts of the curve.
Explanation
Estimating the gradient is an approximation of the slope.
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