Simplify the expression: Start Root 21 End Root times Left Parenthesis Start Root 3 End Root plus Start Root 14 End Root Right Parenthesis.

Question

(1 point)
Responses

9 times Start Root 7 End Root minus 49 times Start Root 6 End Root
Image with alt text: 9 times Start Root 7 End Root minus 49 times Start Root 6 End Root

2 times Start Root 6 End Root plus Start Root 35 End Root
Image with alt text: 2 times Start Root 6 End Root plus Start Root 35 End Root

3 times Start Root 7 End Root plus 7 times Start Root 6 End Root
Image with alt text: 3 times Start Root 7 End Root plus 7 times Start Root 6 End Root

The square root of 375

Answer 1

3 times Start Root 7 End Root plus 7 times Start Root 6 End Root