Question

(5+√3)+(5-√3) is equal to

Answer 1

Answer:

=10

Step-by-step explanation:

=(5+√3)+(5-√3)

=5+√3+5-√3

=5+5+√3-√3

=10+0

=10

Answer 2

Answer:

22

Step-by-step explanation:

$(5 + \sqrt{3} )(5 - \sqrt{3} ) \\ = {5}^{2} - {( \sqrt{3} )}^{2} \\ = 25 - 3 \\ = 22$