(1.0816)1/2=?

Interpretation: (1.0816)^(1/2) means the square root of 1.0816.

Method: Check which candidate squared equals 1.0816.

• 0.14 × 0.14 = 0.0196 (too small)

• 1.4 × 1.4 = 1.96 (too large)

• 1.004 × 1.004 = 1.008016 (too small)

• 1.04 × 1.04 = 1.0816 (matches)

Conclusion: The square root of 1.0816 is 1.04, so the correct answer is 1.04.