Question

va rooog sa ma ajutati aiici chair nu stiu , repede , tema matematica ​

Answer 1

a) 2√2×3√3=6√6

b) -3√7×5√2= -15√14

c) 2√6×4√3×(-1)=

=8×3√2×(-1)=

=24√2×(-1)= -24√2

d) √9×5×√4×√1=

=5√36=

=5×6=30

e) √5×(-√5)×(-2)=

=(-5)×(-2)=10

Answer 2

a) $2\sqrt{2}*3\sqrt{3}=6\sqrt6$

b) $-3\sqrt7*5\sqrt2=-15\sqrt14$

c) $2\sqrt6*4\sqrt3*(-1)= -8\sqrt18=-8*3\sqrt2=-24\sqrt2$

d) $\sqrt9*5*\sqrt4*\sqrt1=3*5*2*1=30$

e) 2,57*3.58*4,59*0=0

f) $\sqrt5*(-\sqrt5)*(-2)=+2\sqrt25=2*5=10$