Mathematics · Algebra
Which of the following is true for all positive integers a and b, where a ≠ b?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(√a + √b)2 = a + b - 2√ab
- 2(√a + √b)2 = a + b + 2√ab✓
- 3√a - √b = √(a - b)
- 4√a + √b = √(a + b)
Correct answer
(√a + √b)2 = a + b + 2√ab
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