Question

solve using rationalization : (√3+√7)²

Answer 1

(√3+√7)²

⇒ √3² + 2(√3)(√2) + √2²

⇒3 + 2√6 +2

⇒ 5 + 2√6

Using identity( a + b)² = a² + 2ab + b²

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Hope it helps uh!

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Answer 2

Answer:

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Step-by-step explanation:

(√3+√7)^2

{by using iden ... (√a+√b)^2}

(√3)^2+2*√3*√7+(√7)^2

= 3+2(√3)(√7)+7....answer