\sqrt{45 + √(90) } what id solution?​

Question

`\sqrt{45 + √(90) }`
what id solution?​

Answer 1

Explanation:

`\sqrt{45 + √(90) } \\ = \sqrt{45 + √(9 * 10) } \\ = \sqrt{45 + 3 √(10) } \: \: \: \: ( √(9) = 3) \\ = √(45 + 3 * 3.16) \\ = √(45 + 9.48) \\ = √(54.48) \\ = 7.38 \\ thank \: you`