haileyyyyyyyy6652 haileyyyyyyyy6652
  • 06-06-2023
  • Mathematics
contestada

Find the dot product \( v \cdot w \). \[ v=5 i+8 j, w=5 i-4 j \] A. 57 B. \( -32 \) C. 25 D. \( -7 \)

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