What is the value of the following expression? 394 × 394 + 2 × 394 × 106 + 106 × 106
What is the value of the following expression? 394 × 394 + 2 × 394 × 106 + 106 × 106 Correct Answer 250000
Given:
394 × 394 + 2 × 394 × 106 + 106 × 106
Formula:
(A + B)2 = A2 + 2AB + B2
Calculation:
⇒ 394 × 394 + 2 × 394 × 106 + 106 × 106 = (394 + 106)2
∴ 394 × 394 + 2 × 394 × 106 + 106 × 106 = 250000
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Feb 20, 2025