Mathematics for IGCSE & O level - Indices 2 (Section 1 - No. 30) | ExamPlay

Mathematics for IGCSE & O level - Indices 2 (Section 1 - No. 30)

Evaluate: 9^1/2 - 4^1/2

1

2.5

5

13

Explanation

9^1/2 is the square root of 9, which is 3. 4^1/2 is the square root of 4 which is 2. Thus 3-2=1

Comments (0)

Advertisement