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FORMULA CHAPTER

Chapter 13 – Variation

WBBSEClass 10Mathematics4 formulas
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1
\mathrm{A}\propto\mathrm{B}\;\Rightarrow\;\mathrm{A}=\mathrm{kB}
2
\frac{\mathrm{A}}{\mathrm{B}}=\text{constant}
3
\mathrm{A}\propto\frac{1}{\mathrm{B}}\;\Rightarrow\;\mathrm{A}=\frac{\mathrm{k}}{\mathrm{B}}\;\Rightarrow\;\mathrm{AB}=\mathrm{k}
4
\mathrm{A}\propto\mathrm{BC}\;\Rightarrow\;\mathrm{A}=\mathrm{kBC}