Question

1. Add (2+√5)+(2-√5)
2. Multiply (3+√3) (3-√3)
3. Divide 8 √¹⁵ by 4√³
Step by step solution .
In a copy​

Answer 1

Answer:

1. 4

2.6

3.?

Step-by-step explanation:

1. Add (2+√5)+(2-√5)

= 2+√5+2-√5

= 2+2+√5-√5

=4

2. Multiply (3+√3) (3-√3)

= 3(3-√3)+√3(3-√3)

=9-3√3+3√3-(√3)²

=9-3

=6

3. Divide 8 √¹⁵ by 4√³

this question is not understandable the under root value missing