Find the unit vector in the direction of (-5i + 12j).
...Find the unit vector in the direction of (-5i + 12j).
113(−5i−12j)
113(5i−12j)
113(−5i+12j)
113(5i+12j)
Correct answer is C
The unit vector ˆn=→r|r|
\hat{n} = \frac{-5i + 12j}{\sqrt{(-5)^{2} + (12)^{2}}
= −5i+12j13
If (x−5) is a factor of x3−4x2−11x+30, find the remaining factors....
The coefficient of the 5th term in the binomial expansion of (1+kx)8, in ascending powers o...
The 3rd and 7th term of a Geometric Progression (GP) are 81 and 16. Find the 5th term. ...
A linear transformation T is defined by T: (x,y) → (3x - y, x + 4y). Find the image of (2, -1) ...
If α and β are roots of x2 + mx - n = 0, where m and n are constants, form the ...