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

Turn 0.46 into a fraction
what solid does a recorder look like
I need help with this one. President Roosevelt called December 7, 1941, “a date which will live in infamy.” Which of these definitions is the best meaning of th
Verona is solving the equation -3 + 4x = 9. In order to isolate the variable term using the subtraction property of equality, which number should be subtracted
Which verb agrees with its subject? There is nothing I __________ more than the chance to sing this song in the spring concert. A. is wanting B. want C. has wan
What do the pool players who speak in "We Real Cool" take pride in? A. their defiance of rules B. their plans for the future C. their skill at billiards D. thei
I am sick of the reprimands I get from my driver's ed instructor! a.warnings b.scoldings c.threats d.routines
What are 3 equivalent ratios for 3/5?
Select the correctly punctuated sentence. John and Mary house has a large front yard. Johns and Maries house has a large front yard. John and Marys house has a
Which of the following is a characteristic of fascism but not of democracy? government control of the military the existence of several political parties freedo