Question

Doar exercițiul 8 va rog

Answer 1

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Answer 2

Răspuns:

Explicație pas cu pas:

a) 2√3×4√2×3=8×3√2=24√2

b)2√3×(-√2)=-2×√6

c)-2√2×√2/12=-4/12=-1/3

d)(-2√3)×(-√3/2)=√3×√3=3

e)-4√3×√7=-4√21

f) 6√5×(-√5/30)=-6×5/30=-1

g)1 4/9×5√3(-12/5×5√2)×(-3√2/26)=13×5×(-12)×(-3)×√3×√2×√2/26×9=10√3