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. Use the vectors v = -i +2j and w= -3i + 4j to find 5v + 8w. O-29i+42j O 10i-16j O-4i + 7j O2i+ 6j
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15 votes
. Use the vectors v = -i +2j and w= -3i + 4j to find 5v + 8w.

O-29i+42j
O 10i-16j
O-4i + 7j
O2i+ 6j

User Sgriffin
by
5.2k points

1 Answer

6 votes
  • 5v+8w

put values

  • 5(-i+2j)+8(-3i+4j)

Do like you do algebraic addition

  • -5i+10j-24i+32j
  • -5i-24i+10j+32j
  • -29i+42j

Option A

User Christopher Simmons
by
4.6k points
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