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Mathematics for IGCSE & O level - Sketching Curves (Section 4 - No. 24)

What is the y-intercept of the graph of the equation \(y = 2^x - 1\)?
0
-1
1
2

Explanation

To find the y-intercept, substitute x=0; y = 2^0 - 1 = 1-1 = 0

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