Respuesta :
Answer: − 30 j ^2 + 17 j k + 21 k^2 − 5 j i − 56 k i − 35
Step-by-step explanation:
−
30
j
2
+
17
j
k
+
21
k
2
−
5
j
i
−
56
k
i
−
35
Answer:
The answer to this question would be C. -53i-14j-65k.
this is correct because I just did the quiz and got this right.