Question

Simplify.
5√7+√7-2√7


3√7

3√21

4√21

4√7

Answer 1

Answer: 4 sqrt 7

Explanation:

He is correct, the answer is the one above.

Answer 2

i hope this helps you



square root of 7. (5+1-2)


square root of 7.4


4.square root of 7