Question

Question is in the picture (simplify, not solve)

Answer 1

`D.7 √(3)`

Explanation:

`√(147)`

Factor 147= 7²× 3.

Rewrite the square root of the product
`\sqrt{7^(2) * 3}` as the product of square root
`\sqrt{7^(2) } √(3)`.

Then take the square root of
`7^(2)`

`\longmapsto7√(3)`

________________________

Answer 2

let's simplify :

• 
  `√(147)`

• 
  `√(3 * 7 * 7)`

• 
  `7 √(3)`

Correct option is D