Question

Wykonaj działania:

a) (√3 +2√2) (4√3-√2) =

b) (3-√7) (2 +2√7)=

c)(3+4√2)²=

Answer 1

a) (√3 +2√2) (4√3-√2) =

=12 - √6 +8√6 -4=

= 7√6 +8

 

b) (3-√7) (2 +2√7)=

=6+6√7-2√7-14=

=4√7-8

 

c)(3+4√2)²=

=9+24√2+32=

=41+24√2