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Mathematics for IGCSE & O level - Sketching Curves (Section 3 - No. 11)

Where does the graph of y=2^x intersect the y-axis?
At (0, 1)
At (1, 0)
At (0, 2)
Nowhere

Explanation

When x=0, y=2⁰ = 1, so the graph intersects at (0,1).

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