Question

Efectuați calculele:

a) √5×(4√2-3√5)-2(2√10+3)

b) 4√3×(2√75-√27+3√12)-2√3×√48 ?​

Answer 1

Sper sa fie bine si te am ajutat

Answer 2

a) √5•(4√2-3√5)-2(2√10+3)=

=4√10-15-4√10-6

=-21

b) 4√3 (2√75-√27+3√/12)-2√3√48=

=4√3 (10√3-3√3+6√3)-2√3x4√3

=4√3x13√3-2×3×

=4×3×13-24

=156 - 24

=132