ElcieS79750 ElcieS79750
  • 03-11-2022
  • Mathematics
contestada

Find u · v.u = 6i − 4jv = i − j

Find u vu 6i 4jv i j class=

Respuesta :

CroyT330748 CroyT330748
  • 03-11-2022
[tex]\begin{gathered} u=6i-4j \\ v=i-j \\ u\cdot v=(6i-4j)\cdot(i-j) \\ u\cdot v=6(i\cdot i)+4(j\cdot j) \\ u\cdot v=6+4 \\ u\cdot v=10 \end{gathered}[/tex]

Answer Link

Otras preguntas

Subtract: 6lb 4oz - 2lb 10oz
A uniform wire is cut into 4 segments. Each segment is twice as long as the earlier segment. If the shortest segment has a resistance of 4 ohm, find the resista
How did the aboriginals people heal themselves before Europeans arrives?
solve for x₁ and x₂6x₁+3x₂=606x₁-2x₂=80
The molar heat of fusion of gold is 12.550 kJ mol–1. At its melting point, how much mass of melted gold must solidify to release 235.0 kJ of energy?
Solve the equation:  4 1/5 + b = 9 3/5
Is Smoking in Japan Illegal? Please help me :)
A registered nurse (RN) pays 5% simple interest on a $175,000 mortgage for the construction of a house. What is the yearly interest paid on the mortgage?
What Should I Know About Nigeria?
What does it mean when Brutus says: "Into what dangers would you lead me, Cassius... that you would have me seek into myself...for that which is not in me?