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If 102 × 98 = x, then find the value of x. 1. 99562. 99863. 99264. 9996 |
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Answer» Correct Answer - Option 4 : 9996 Given: 102 × 98 = x Formula Used: (a – b) × (a + b) = a2 – b2 Calculation: 102 × 98 = x ⇒ (100 + 2) × (100 – 2) ⇒ (100)2 – (2)2 ⇒ 10000 – 4 ⇒ 9996 ∴ The value of x is 9996. |
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