Question

Can someone check this for me? Algebra 2 (radicals)

Answer 1

#7 is ambiguous. It should be \(\sqrt{3x}\), but it looks like \(\sqrt{3}x.\)

Answer 2

isnt that the same thing??

Answer 3

No. The vertical bar (called a vinculum) is a grouping symbol.

\(\sqrt{3x}\) means to multiply 3 and the value of x and then find the square root of the product.

\(\sqrt{3}x\) means to find the square root of 3 and them multiply by the value fo x.

Entirely different animals.

Answer 4

U can simplify 10 further.

12 root 2 + 10 root 2