(9.8 + 1.8)2 - 4 × 9.8 × 1.8 = ?
Show answer & explanation
Correct answer: B
Explanation
(9.8 + 1.8)² − 4 × 9.8 × 1.8
Using the identity:
(a + b)² − 4ab = (a − b)²
= (9.8 − 1.8)²
= 8²
= 64
Answer: 64
SSC GD 2026 PYQ — Question 44
SSC GD Constable - 4 May 2026 - Shift 1 • Quantitative Aptitude • Q44