Mathematical formulas

Basic Physics

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1Vectors
21D Kinematics
32D and 3D Motion
4Newton's laws and forces
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7Linear momentum, impulse and collisions
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10Gravitation
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16Basic electricity
17Physical constants
18Guide to approaching a problem

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Subjects
Basic Physics
Vectors
Vector addition

1. Vectors

Vector addition

Formula

R = i \sum A_{i}

By components

R_{x} = i \sum A_{i x}, R_{y} = i \sum A_{i y}, R_{z} = i \sum A_{i z}

Related formulas

Related
Cartesian decomposition
$A = A_{x} \hat{i} + A_{y} \hat{j} + A_{z} \hat{k}$
Open formula Open in section
Related
Newton's second law
$\sum F = m a$
Open formula Open in section