Answer:
1+8+2/4 = 9.5
Step-by-step explanation:
yeppp that's itttt
<span>a · b = |a| |b| cos(theta)
=|a| * 14 * cos(45)
</span>a · b |a| =3
=>
|a| * 14 * cos(45) * |a| =3
|a| ² =3/(14cos(45))
|a| = sqrt(3/(14cos(45)))
=0.63868 (approx.)
A because I solved the problem
Answer:
I thin its -3
Step-by-step explanation: