Math, asked by Anonymous, 4 months ago

Simplify: \sf{(\sqrt{5}+\sqrt{2})^2}

Answers

Answered by Anonymous
10

Answer:

7 + 2 \sqrt{10}

Step-by-step explanation:

Using \sf{(a+b)^2=a^2+b^2+2ab}

{( \sqrt{5})}^{2} + {( \sqrt{2} )}^{2} + 2 \times \sqrt{5} \times \sqrt{2} \\ \\ 7 + 2 \sqrt{10}\\\\

Hope it helps u

Have a great day ahead

Annyeong

Answered by itzAashish
56

We need to apply the formula (a + b)2 = a2 +2ab + b2 to find value of (√5 + √2)2

(√5 + √2)2 = (√5)2 + 2 x √5 x √2 + (√2)2

= 5 + 2√10 + 2

= 7 + 2√10

Therefore, on simplifying (√5 √2)2, we get 7+2√0.

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