Vectors
Telangana Open School (TOSS) · Class 12 · Mathematics
All formulas from Vectors in Telangana Open School (TOSS) Class 12 Mathematics. Key equations, constants, and identities for board exam preparation.
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Formulas
Vector Operations
a + b = c (Triangle Law)
a + b = b + a
(a + b) + c = a + (b + c)
k(a) = ka
Resolution of Vectors
r = xî + yĵ (2D)
r = xî + yĵ + zk̂ (3D)
|r| = √(x² + y²) or √(x² + y² + z²)
Section Formula
r = (n a + m b)/(m + n)
r = (n a − m b)/(n − m)
Midpoint = (a + b)/2
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