O volume do paralelepípedo determinado pelos vetores u = - 2i + 3j + k , v = i + 2j + 4k e w = i – j + 2k é igual a : 10 pontos
A) 14 u. v.
B) 21 u. v.
C) 6 u. v.
D) 17 u. v
E) 13 u. v.

When a formula is solved for a particular variable, several different equivalent forms may be possible. if we solved a=1/2bh for h, one possible correct answer is h=2a/b . which one of the following is not equivalent to this? a. h= 2(a/b) b. h= 2a(1/b) c. h= a/1/2b d. h= 1/2a/b

Which statement describes surface features called maria on the moon

X2 + y 2 = 36 x + y = 6 solve the system of equations.