Calculati

a)(-2)×(-4)×(-3)
b)(-2)×(-7)×(-5)
c)(-3)×(-4)×(-6)
d)(-5)×(-7)×(-2)
e)(-8)×(-9)×(-3)
f)(-5)×(-6)×(-8)
va roog repedeeee dau coroana​