Mathematics for IGCSE & O level - Graphs Of Functions (Section 1 - No. 34) | ExamPlay

Mathematics for IGCSE & O level - Graphs Of Functions (Section 1 - No. 34)

The range of y = x² is:

All real numbers

y ≥ 0

y ≤ 0

x ≥ 0

Explanation

The square of any real number is non-negative, so y ≥ 0.

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